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In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.