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What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

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

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

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

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

Take a dive into the candy jar with this yummy science experiment.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

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

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

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?

Plants and light seem to be good buddies, but how far does the friendship really go?

Here's a science activity to help your child investigate how seeds are designed to travel.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

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

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

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

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.