This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

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 year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

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.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Check out this cool science fair project on identifying rocks and minerals for kids.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.