Simple Machines
Looky Rating System: Violence 0/5, Love & Romance 0/5, Mental Health 0/5, Language 0/5, Substance Use 0/5, Fear / Horror 0/5, Fantasy / Supernatural 0/5, LGBTQ+ Representation 0/5.
Description
Describes and compares the four kinds of simple machines, levers, pulleys, wheels, and ramps.