← Buildathon
PRACTICE · ROBOTICS
Machines
Grade band
Junior · Grades 3–5
Middle · Grades 6–8
Senior · Grades 9–12
Example
💡 Light an LED
🎚️ Add a switch
✨ Two lights at once
⚙️ Spin a motor
🔔 Make it buzz
🌗 Dim the light
👆 Push to shine
🎆 Light-and-sound show
📋 Task
🌗
Dim the light
✕
Use a resistor so the LED glows softer — not off.
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Code
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