Videos - Educational Videos for kids
What is a pulley?...
 2338 views  4 years ago
What is a Lever?...
 1789 views  4 years ago
Science Court:...
 3299 views  4 years ago
Wheel and Axle -...
 3982 views  4 years ago
How a Pulley Works
 1109 views  4 years ago
Simple Machines -...
 4418 views  4 years ago
Simple Machines
 1293 views  4 years ago
Simple Machines
 1193 views  4 years ago
Bill Nye the...
 1375 views  4 years ago
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