Film

Oops

Accidentally hit the camera/radar setup

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Film

Accuracy

Targeting existing tennis balls

02 / 05

Film

Through the fence

Slow motion of a ball going through the fencing

03 / 05

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Speed session

Using PR Sports radar to measure sling speed

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The popsicle-stick bridge

In high-school physics, we were given about a hundred popsicle sticks and Elmer’s glue. After every other bridge broke, ours held the whole class—and then survived 670 pounds in the weight room.

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