This science fair project idea explores how length affects the weight a bridge can hold.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

In this science fair project, students use the streak test to tell minerals apart from each other.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

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

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

This science fair project idea investigates the hardness property of minerals.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

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?

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This science fair project explores how osmotic pressure forces water through the root up into the plant.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.