Amazon S3 on MSN
How to construct a fun tic tac catapult at home
The science experimenters at TKOR create a miniature launching device by turning a Tic Tac container into a functional ...
Amazon S3 on MSN
How to construct a powerful mini catapult from an Altoids tin
The science experimenters at TKOR construct a compact yet powerful mini catapult using an Altoids tin and simple mechanics.
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