Age Range: 6–12 years
Difficulty: Hard
Description:
Build a custom marble run from cardboard tubes and boxes. Design it for speed or twists!
Materials Needed:
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Cardboard boxes
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Paper towel tubes
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Tape
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Scissors
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Marbles
Instructions:
1. Cut and tape tubes to form ramps and tunnels.
2. Attach to a cardboard backing or wall.
3. Test and redesign for fun!
Educational Angle:
Builds engineering skills and problem-solving.