Popcorn Cart ChallengeWhen Sam and Sally visit the fair they always buy popcorn. Sometimes it can be difficult to see where the popcorn is being sold. Sam and Sally want to help the popcorn seller by building a sign for the popcorn cart that will turn and attract people’s attention. Can you help them with their problem?
Learning Objective:
LEVEL I
1. Construct a popcorn can that has a sign that rotates 360° when you turn a handle on the popcorn cart. 2. The sign must point upward. 3. Gears must mesh at a 90° angle. LEVEL II
1. Construct a popcorn can that has a sign that rotates 360° when you push the popcorn cart. 2. The sign must point upward. 3. Gears must mesh at a 90° angle. (students chose their level) |
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