Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

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

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

This science fair project idea identifies trees using a dichotomous key.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

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

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.