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Fun Science Projects & Experiments

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science projects, videos and experiments for various grades and topics.

Science Projects or Science Experiments: Grades 4 & 5

What is Energy?

Bill Nye The Science Guy on Energy
Bill shows your potential for understanding energy with his kinetic style, a bowling ball, a piece of glass, and a barbecue. Energy can change from one form to another. Watch as it makes things go, run, and happen.

What is Energy?
A song about energy and conservation of energy

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
Mathway Calculator Widget

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