Summary
Mark engineers a bowling ball that steers itself to hit a strike every time. Hidden motors and sensors adjust its path down the lane.
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Ages 7+
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Teaching resources
Discussion questions
Talk about it
The ball senses its position and nudges its own path toward the pins — a feedback loop that corrects mistakes on the way.
- How can a bowling ball 'steer' itself toward the pins?
- What is the ball sensing as it rolls?
- Why is hitting a strike every time so hard for a person but doable for this machine?
Quick work-a-long
Vocabulary: steer, sensor, feedback, target.
Try it: Roll a ball toward a target, correcting your aim after each try. You just used feedback — describe how it helped.