Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

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

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Construct batteries that make electricity from fruits with this fun science fair project.

The goal of this project is to create an exciting topographical map out of dough.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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

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

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

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

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project investigates why the number of visible stars changes from place to place.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

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