Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

An home science experiment for older students that teaches about the science behind heat.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

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!

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

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

This science experiment tests if dog saliva can really help heal wounds.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.