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A lot of common objects use electromagnets to work. This word search will get your child thinking about all the electrical and mechanical devices around her!

Sink or float? Your kid may be surprised to learn that the density of coke and diet coke aren't the same!

Review energy terminology with this fun fourth-grade crossword puzzle!

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!