Splitit,liftit,holditinplace.How?
ByGlenPhelan
SimpleMachines
Explorer magazine’ssix-partseries
Simple Machines
Explorer magazine’s six‑part series
This edition
HumanJourney
PhysicalScience
Beforeyoudothescienceactivityattheendofthisarticle,thinkabouthowyouwillrecordorgraphtheresults.