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P164 - Exploring levers
About this resource..
An activity where children investigate how much effort is needed to lift a load.
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Related searches:
crane
effort
force
fulcrum
lever
levers
lifting
load
marbles
mechanisms
See also..
P176 - Observing how pulleys affect lifting a load
P177 - Measuring how pulleys affect lifting a load
P206 - Turning a figure with and without gears