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🎯 Dual Task Challenge

⚠️ Requirements: Keyboard + Audio (headphones/speakers recommended)

⚡ Quick Start

You'll see shapes and hear beeps — respond to circles (●) by pressing Z, and to high beeps by pressing V.
Ignore squares (■), triangles (▲), and low beeps — don't press anything for those!
Sometimes both appear at once (circle + high beep) — press both Z and V within 300ms to get full credit!
Click the blue area below to start. Press Esc to pause/resume anytime.
💡 Remember to test audio first before starting!
First, test audio above ↑
Then click here to start
● = Z High tone = V Press both if both appear!
📖 Detailed Instructions
  1. Click "Test Audio First" button to verify audio works (required before starting).
  2. Click/tap the test area to begin.
  3. A countdown (3, 2, 1) will appear before the test starts.
  4. Visual task: When you see a circle (●), press the Z key. Ignore squares (■) and triangles (▲).
  5. Audio task: When you hear a high-pitched beep, press the V key. Ignore low-pitched beeps.
  6. Important: Sometimes both stimuli appear at once - you must press both Z and V (within 300ms of each other) to get full credit!
  7. Press Esc to pause/resume at any time.
  8. The test measures your ability to divide attention between two tasks.
  9. Results show Hit rate, Miss rate, False Alarm rate, and reaction times for each task type.
  10. This skill is essential for real-world situations requiring divided attention (driving, sports, work).