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

In this science fair project, students create their own miniature salt flats at home.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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

Test your friends to find out if you can replicate the placebo effect's incredible results.

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

In this project students experiment with making music using only glasses of water.

Discover which fabrics shrink the most in the wash and why.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

How well can people recall what they have observed. Test your knowledge in this fun experiment.

How powerful is the reaction between baking soda and vinegar? Find out here!

Discover flight initiation distance as you play around in the park with this fun bird watching project!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

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

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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?

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.