Levers and Pulleys

Machines make everyday life easier! Do you know that building your own machine is simpler than you think? Learn about two simple machines, the lever and pulley. See science at work in the real world and use what you learn to figure out how to get a 700-pound piano to the second story of a building! Includes a note to caregivers, a glossary, a discover activity, and career connections, as well as connections to science history.