Backyard Science

How to Make a Ball Bearing blaster?

TV-G
S2 E46    13m
In this episode of Backyard Science.

We teach you how to build:

- A back-bending broomstick trick

- Powered-up saltwater battery

- Magnet powered ball bearing blaster

- put the power of the sun to the test
Where to Watch How to Make a Ball Bearing blaster?
 
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