This science fair project idea investigates which objects float and sink in honey, water, and oil.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.