Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This project examines whether people's taste perception is influenced by what they see.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

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

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.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

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

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This science fair project idea investigates if fats add to the flavor of food.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea explores the egg's thin membrane.