teaching-demos/index.html at main · joshbrake/teaching-demos · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Teaching Demos</title>
<style>
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body { font-family: system-ui, sans-serif; background: #0d1117; color: #e6edf3; min-height: 100vh; padding: 2rem; }
  .container { max-width: 800px; margin: 0 auto; }
  h1 { font-size: 2rem; margin-bottom: 0.3rem; }
  .subtitle { color: #7d8590; margin-bottom: 2rem; font-size: 1.05rem; }
  .demo-grid { display: grid; gap: 1rem; }
  .demo-card {
    background: #161b22; border: 1px solid #30363d; border-radius: 10px;
    padding: 1.5rem; text-decoration: none; color: inherit;
    transition: border-color 0.2s, transform 0.15s;
  }
  .demo-card:hover { border-color: #58a6ff; transform: translateY(-2px); }
  .demo-card h2 { font-size: 1.2rem; color: #58a6ff; margin-bottom: 0.4rem; }
  .demo-card p { color: #7d8590; font-size: 0.95rem; line-height: 1.5; }
  .tag { display: inline-block; font-size: 0.75rem; padding: 2px 8px; border-radius: 12px;
         background: #1a3050; color: #58a6ff; margin-right: 6px; margin-bottom: 8px; }
  .footer { margin-top: 3rem; color: #484f58; font-size: 0.85rem; text-align: center;
           display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 0; }
  .footer a { color: #58a6ff; text-decoration: none; }
  .footer-segment { display: inline-flex; align-items: center; white-space: nowrap; }

  @media (max-width: 480px) {
    body { padding: 1rem; }
    h1 { font-size: 1.5rem; }
    .subtitle { font-size: 0.9rem; margin-bottom: 1.2rem; }
    .demo-card { padding: 1.2rem; }
    .demo-card h2 { font-size: 1.05rem; }
  }
</style>
</head>
<body>
<div class="container">
  <h1>Teaching Demos</h1>
  <p class="subtitle">Interactive visualizations for engineering and science education</p>
  <div class="demo-grid">
    <a class="demo-card" href="demos/feedback-control/">
      <div>
        <span class="tag">Controls</span>
        <span class="tag">2nd Order Systems</span>
        <span class="tag">Interactive</span>
      </div>
      <h2>Feedback Control: Depth Tracking</h2>
      <p>Proportional control of an underwater robot. Adjust gain, mass, and drag to explore overshoot, damping, and rise time. Based on HMC E79.</p>
    </a>
    <a class="demo-card" href="demos/two-body-orbit/">
      <div>
        <span class="tag">Mechanics</span>
        <span class="tag">Gravity</span>
        <span class="tag">Kepler's Laws</span>
      </div>
      <h2>Two-Body Orbits: Newtonian Gravity</h2>
      <p>Two masses orbiting their common center of mass. Adjust masses, semi-major axis, and eccentricity to explore Kepler's laws and orbital mechanics.</p>
    </a>
    <a class="demo-card" href="demos/figure-critique/">
      <div>
        <span class="tag">Scientific Writing</span>
        <span class="tag">Figures</span>
        <span class="tag">Assessment</span>
      </div>
      <h2>Figure Critique: E80 Guidelines</h2>
      <p>Identify issues in scientific figures using the HMC E80 rubric. Click on problem areas, classify issues, then check your answers against the key.</p>
    </a>
    <a class="demo-card" href="demos/progressive-rendering/">
      <div>
        <span class="tag">Signal Processing</span>
        <span class="tag">Compression</span>
        <span class="tag">JPEG</span>
      </div>
      <h2>Progressive Rendering: Why Basis Functions Matter</h2>
      <p>Compare pixel-by-pixel vs. DCT frequency ordering to see why JPEG compression works. Same data, different basis — dramatically different quality.</p>
    </a>
  </div>
  <div class="footer">
    <span class="footer-segment">
      <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" style="margin-right:4px;">
        <path d="M15 14c.2-1 .7-1.7 1.5-2.5 1-.9 1.5-2.2 1.5-3.5A6 6 0 0 0 6 8c0 1 .2 2.2 1.5 3.5.7.7 1.3 1.5 1.5 2.5"/>
        <path d="M9 18h6"/>
        <path d="M10 22h4"/>
      </svg>
      <span>Built by <a href="https://joshbrake.com">Josh Brake</a> cooking with <a href="https://claude.ai/claude-code">Claude Code</a>.</span>
    </span>
    <span class="footer-segment" style="margin-left:6px;">
      <svg width="14" height="14" viewBox="0 0 16 16" fill="#484f58" style="margin-right:4px;">
        <path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z"/>
      </svg>
      <a href="https://github.com/joshbrake/teaching-demos">View source code on GitHub.</a>
    </span>
  </div>
</div>
</body>
</html>