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This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.