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

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

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

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?