mirror of
https://github.com/acedanger/docker.git
synced 2025-12-05 21:40:12 -08:00
added skip counting by 2
This commit is contained in:
Peter Wood
@@ -183,6 +183,16 @@
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.app-link.subtraction:active {
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background: linear-gradient(135deg, #38f9d7 0%, #43e97b 100%);
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}
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/* Skip counting-specific styling */
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.app-link.skip-counting {
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background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
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}
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.app-link.skip-counting:hover,
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.app-link.skip-counting:active {
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background: linear-gradient(135deg, #fecfef 0%, #ff9a9e 100%);
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}
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</style>
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</head>
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@@ -199,6 +209,10 @@
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<div class="emoji">➖</div>
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<div class="link-text">Subtraction</div>
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</a>
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<a href="skipcount/twos.html" class="app-link skip-counting">
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<div class="emoji">⏭️ 2️⃣</div>
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<div class="link-text">Skip Counting by 2s</div>
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</a>
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<div class="footer">
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<p>Fun math games for little learners! 🌟</p>
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</div>
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471
margotwood/skipcount/twos.html
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471
margotwood/skipcount/twos.html
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@@ -0,0 +1,471 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Toddler Math Flash Cards - Skip Counting by 2s!</title>
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<link href="https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap" rel="stylesheet">
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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font-family: 'Nunito', sans-serif;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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min-height: 100vh;
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display: flex;
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justify-content: center;
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align-items: flex-start;
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color: #333;
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padding: 10px 0;
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}
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.app-container {
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background: white;
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border-radius: 20px;
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box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
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padding: 20px;
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text-align: center;
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max-width: 500px;
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width: 95%;
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margin: 10px auto;
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}
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.title {
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color: #4a5568;
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font-size: 2.2em;
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margin-bottom: 15px;
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text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
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}
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.flashcard {
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background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
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border-radius: 15px;
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padding: 25px;
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margin: 15px 0;
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box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
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transition: transform 0.3s ease;
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}
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.flashcard:hover {
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transform: scale(1.05);
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}
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.equation {
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font-size: 3.5em;
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font-weight: bold;
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color: white;
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text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
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margin-bottom: 10px;
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}
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.sequence-display {
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font-size: 2.2em;
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font-weight: bold;
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color: white;
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text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
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margin-bottom: 15px;
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line-height: 1.2;
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}
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.answer-section {
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margin: 20px 0;
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}
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.answer-input {
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font-size: 2.5em;
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padding: 12px 15px;
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border: 4px solid #667eea;
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border-radius: 15px;
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text-align: center;
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width: 130px;
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margin: 0 auto 15px auto;
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display: block;
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font-family: 'Nunito', sans-serif;
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}
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.answer-input:focus {
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outline: none;
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border-color: #ff9a9e;
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box-shadow: 0 0 20px rgba(255, 154, 158, 0.3);
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}
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.buttons {
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display: flex;
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gap: 15px;
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justify-content: center;
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margin-top: 20px;
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}
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.btn {
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font-size: 1.5em;
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padding: 15px 30px;
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border: none;
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border-radius: 50px;
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cursor: pointer;
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font-family: 'Nunito', sans-serif;
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font-weight: bold;
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transition: all 0.3s ease;
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box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
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}
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.btn-check {
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background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
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color: white;
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}
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.btn-next {
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background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
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color: white;
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}
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.btn:hover {
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transform: translateY(-3px);
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box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
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}
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.feedback {
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font-size: 2.5em;
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font-weight: bold;
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margin: 20px 0;
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padding: 20px;
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border-radius: 15px;
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transition: all 0.5s ease;
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}
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.correct {
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background: linear-gradient(135deg, #84fab0 0%, #8fd3f4 100%);
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color: #2d5a27;
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}
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.incorrect {
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background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
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color: #8b4513;
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}
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.score {
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background: rgba(255, 255, 255, 0.9);
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padding: 8px 15px;
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border-radius: 20px;
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font-size: 1em;
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font-weight: bold;
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color: #4a5568;
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margin-bottom: 15px;
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display: inline-block;
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}
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.celebration {
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font-size: 3em;
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animation: bounce 1s infinite;
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}
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@keyframes bounce {
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0%,
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20%,
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50%,
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80%,
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100% {
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transform: translateY(0);
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}
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40% {
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transform: translateY(-30px);
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}
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60% {
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transform: translateY(-15px);
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}
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}
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.number-buttons {
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display: grid;
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grid-template-columns: repeat(4, 1fr);
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gap: 10px;
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margin: 15px 0;
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}
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.number-buttons .number-btn:last-child {
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grid-column: span 2;
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}
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.number-btn {
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font-size: 1.8em;
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padding: 12px;
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border: 3px solid #667eea;
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border-radius: 12px;
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background: white;
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cursor: pointer;
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font-family: 'Nunito', sans-serif;
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font-weight: bold;
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color: #667eea;
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transition: all 0.2s ease;
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min-height: 50px;
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}
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.number-btn:hover {
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background: #667eea;
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color: white;
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transform: scale(1.1);
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}
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.hint {
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font-size: 1.2em;
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color: #666;
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margin-bottom: 10px;
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font-style: italic;
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}
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@media (max-width: 600px) {
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.app-container {
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padding: 15px;
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margin: 5px auto;
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}
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.title {
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font-size: 1.8em;
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margin-bottom: 10px;
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}
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.equation {
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font-size: 2.8em;
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}
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.sequence-display {
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font-size: 1.8em;
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}
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.answer-input {
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font-size: 2.2em;
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width: 110px;
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}
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.number-btn {
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font-size: 1.6em;
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padding: 10px;
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min-height: 45px;
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}
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.btn {
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font-size: 1.3em;
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padding: 12px 25px;
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}
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}
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@media (max-height: 700px) {
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.flashcard {
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padding: 20px;
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margin: 10px 0;
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}
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.equation {
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font-size: 3em;
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}
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.sequence-display {
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font-size: 2em;
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}
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.number-btn {
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font-size: 1.6em;
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padding: 8px;
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min-height: 40px;
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}
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}
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</style>
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</head>
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<body>
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<div class="app-container">
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<div class="score" id="score">Score: 0/0</div>
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<h1 class="title">⏭️ Skip Counting by 2s</h1>
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<div class="flashcard">
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<div class="hint">What comes next?</div>
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<div class="sequence-display" id="sequenceDisplay">2, 4, 6, ?</div>
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</div>
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<div class="answer-section">
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<input type="number" class="answer-input" id="answerInput" placeholder="?" min="0" max="100">
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<div class="number-buttons" id="numberButtons">
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<button class="number-btn" onclick="inputNumber(0)">0</button>
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<button class="number-btn" onclick="inputNumber(1)">1</button>
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<button class="number-btn" onclick="inputNumber(2)">2</button>
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<button class="number-btn" onclick="inputNumber(3)">3</button>
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<button class="number-btn" onclick="inputNumber(4)">4</button>
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<button class="number-btn" onclick="inputNumber(5)">5</button>
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<button class="number-btn" onclick="inputNumber(6)">6</button>
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<button class="number-btn" onclick="inputNumber(7)">7</button>
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<button class="number-btn" onclick="inputNumber(8)">8</button>
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<button class="number-btn" onclick="inputNumber(9)">9</button>
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<button class="number-btn" onclick="inputNumber(10)">10</button>
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<button class="number-btn" onclick="clearAnswer()"
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style="background: #ff6b6b; color: white;">Clear</button>
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</div>
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</div>
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<div class="feedback" id="feedback" style="display: none;"></div>
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<div class="buttons">
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<button class="btn btn-check" onclick="checkAnswer()">Check Answer! 🎯</button>
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<button class="btn btn-next" onclick="nextCard()" style="display: none;" id="nextBtn">Next Card! ➡️</button>
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</div>
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</div>
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<script>
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let currentSequence = [];
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let correctAnswer;
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let totalQuestions = 0;
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let correctAnswers = 0;
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let sequenceLength = 3; // Start with 3 numbers shown, ask for 4th
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function generateNewCard() {
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// Generate a random starting point for skip counting by 2s
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// Start with even numbers from 0 to 10, then continue the sequence
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const startNumber = Math.floor(Math.random() * 6) * 2; // 0, 2, 4, 6, 8, 10
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// Create sequence of specified length
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currentSequence = [];
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for (let i = 0; i < sequenceLength; i++) {
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currentSequence.push(startNumber + (i * 2));
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}
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// The correct answer is the next number in the sequence
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correctAnswer = startNumber + (sequenceLength * 2);
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// Display the sequence with a question mark for the next number
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const sequenceDisplay = currentSequence.join(', ') + ', ?';
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document.getElementById('sequenceDisplay').textContent = sequenceDisplay;
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// Reset the input and feedback
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document.getElementById('answerInput').value = '';
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document.getElementById('feedback').style.display = 'none';
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document.getElementById('nextBtn').style.display = 'none';
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// Don't focus on input to prevent keyboard from showing on mobile
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}
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function inputNumber(num) {
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const input = document.getElementById('answerInput');
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const currentValue = input.value;
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if (currentValue === '' || currentValue === '0') {
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input.value = num;
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} else if (currentValue.length < 3) { // Limit to 3 digits max for larger numbers
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input.value = currentValue + num;
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}
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}
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function clearAnswer() {
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document.getElementById('answerInput').value = '';
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}
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function checkAnswer() {
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const userAnswer = parseInt(document.getElementById('answerInput').value);
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const feedbackEl = document.getElementById('feedback');
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if (isNaN(userAnswer)) {
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alert('Please enter a number! 😊');
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return;
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}
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totalQuestions++;
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if (userAnswer === correctAnswer) {
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correctAnswers++;
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feedbackEl.innerHTML = `<div class="celebration">🎉</div>Perfect! The sequence is: ${currentSequence.join(', ')}, ${correctAnswer}`;
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feedbackEl.className = 'feedback correct';
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// Play success sound (if browser supports it)
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playSound('success');
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// Gradually increase difficulty by showing longer sequences
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if (correctAnswers % 5 === 0 && sequenceLength < 5) {
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sequenceLength++;
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}
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} else {
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feedbackEl.innerHTML = `<div>Try again! 💪</div>The sequence is: ${currentSequence.join(', ')}, ${correctAnswer}`;
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feedbackEl.className = 'feedback incorrect';
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// Play try again sound (if browser supports it)
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playSound('tryAgain');
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}
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feedbackEl.style.display = 'block';
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document.getElementById('nextBtn').style.display = 'inline-block';
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updateScore();
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}
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function nextCard() {
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generateNewCard();
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}
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function updateScore() {
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const percentage = totalQuestions > 0 ? Math.round((correctAnswers / totalQuestions) * 100) : 0;
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document.getElementById('score').textContent = `Score: ${correctAnswers}/${totalQuestions} (${percentage}%)`;
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}
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function playSound(type) {
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// Create audio context for simple beep sounds
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try {
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const audioContext = new (window.AudioContext || window.webkitAudioContext)();
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const oscillator = audioContext.createOscillator();
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const gainNode = audioContext.createGain();
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oscillator.connect(gainNode);
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gainNode.connect(audioContext.destination);
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if (type === 'success') {
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// Happy ascending notes
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oscillator.frequency.setValueAtTime(523.25, audioContext.currentTime); // C5
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oscillator.frequency.setValueAtTime(659.25, audioContext.currentTime + 0.1); // E5
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oscillator.frequency.setValueAtTime(783.99, audioContext.currentTime + 0.2); // G5
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} else {
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// Gentle encouraging tone
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oscillator.frequency.setValueAtTime(440, audioContext.currentTime); // A4
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}
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gainNode.gain.setValueAtTime(0, audioContext.currentTime);
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gainNode.gain.linearRampToValueAtTime(0.1, audioContext.currentTime + 0.01);
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gainNode.gain.exponentialRampToValueAtTime(0.01, audioContext.currentTime + 0.3);
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oscillator.start(audioContext.currentTime);
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oscillator.stop(audioContext.currentTime + 0.3);
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} catch (e) {
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// Audio not supported, silent fail
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}
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}
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// Keyboard support
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document.getElementById('answerInput').addEventListener('keypress', function (e) {
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if (e.key === 'Enter') {
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if (document.getElementById('nextBtn').style.display === 'none') {
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checkAnswer();
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} else {
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nextCard();
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}
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}
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});
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// Initialize the first card when page loads
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window.onload = function () {
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generateNewCard();
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updateScore();
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};
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// Prevent negative numbers
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document.getElementById('answerInput').addEventListener('input', function (e) {
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if (e.target.value < 0) {
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e.target.value = 0;
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}
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});
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</script>
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</body>
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</html>
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Reference in New Issue
Block a user