The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

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.

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

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

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Create a self-portrait from natural materials in this collage craft activity!

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

Use pepper and soap to discover some fun facts about the properties of water.

This science fair project idea experiments with spinning color wheels and optical illusions.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.