Super Simple Machines: Levers

preview_player
Показать описание
Levers are a simple machine that help us make work easier. But how do they work and how can you make one to help you? Check out this episode with Squeaks and Jessi to learn all about levers!
----------

Or help support us by becoming our patron on Patreon:
----------
Looking for SciShow elsewhere on the internet?

SOURCES:

Images:
Рекомендации по теме