Goingtofarawayplacesorjuststeppinginandout,easeofmotioniswhatthissimplemachineisall about.
ByGlen Phelan
Simple
Machines
Explorer magazine’s
six‑part series
SimpleMachines
Explorer magazine’ssix‑part series
This edition
HumanJourney
PhysicalScience
Beforeyoudothescienceactivityattheendofthisarticle,thinkabouthowyouwillrecordthe results.