In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

In this activity your child will create their very own marble maze!

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.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

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

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

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

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

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This science fair project idea examines which type of insulation holds in the most heat.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Have your child kick off their summer vacation by making a miniature water slide!

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