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Simple Machines Block & Tackle!

Product Number: CTU512
Choking Hazard - Small Parts

WARNING: CHOKING HAZARD - Small parts. Not for children under 3 yrs.

CAD $37.47

One pulley can be used to change the direction of the force applied by a cord several pulleys can be used to make this simple...

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One pulley can be used to change the direction of the force applied by a cord several pulleys can be used to make this simple machine. A small force on the cord can be used to lift a large weight. Experimenting with the device shows why: lifting the block by a short distance requires that the cord be pulled a long distance. This classic wooden model offers children a basic concept of the laws of physics. Desktop sized.

CTU512

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