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Fun Science Projects & Experiments

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A collection of science projects, videos and experiments for various grades and topics.

Science Projects or Science Experiments
Grades 3 & 4

Simple Machines part 1 - Levers and Wheels
Simple Machines part 1 lesson for 3rd grade unit. Levers, pulleys, and wheels.
Inclined Planes
Simple Machines part 2 lesson for 3rd grade unit. Inclined Planes

The screw and the wheel and axle
Simple Machines lesson for 3rd grade unit
Pulleys - simple machines
Simple Machines lesson for 3rd grade unit. Pulley

Six Simple Machines
Most mechanical systems employ an element of at least one of these Six Simple Machines: the Lever, the Inclined Plane, the Wedge, the Screw, the Wheel and the Pulley

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