The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.