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The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This science fair project idea examines the reason boats are shaped and engineered.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

Make a backbone model to explore human anatomy and life science.

This science fair project teaches students the differences between fruits and vegetables.

This science fair project idea demonstrates that plants give off water.

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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea explores whether talking to a plant will help it grow.