Here's a fun, geometric puzzle activity that will capture your child's interest and strengthen his number awareness and graphing skills.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.