Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Children will read a book, then retell the story with pictures they have painted on stones.

In this design challenge, your child will make a bottle rocket using typical household items.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

In this activity, your child will be challenged to make a tower using paper cups.

Halloween bingo is a fun Halloween word and symbol activity for ghosts and ghouls of all ages. Play Halloween bingo this October to get into the spooky spirit.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Looking for an on-the-go game that can be played anywhere, anytime? Put down the hangman and tic-tac-toe. Here's a new one for the whole family!

In this activity you'll use coffee...to paint! It's a wonderful way to provide your child with a hands-on experience with natural dyes.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Judgements assumptions about others can cause disconnect in relationships and communities. In this social emotional learning activity, kids will explore how to break through assumptions and create a colorful bracelet that represents unity.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Your child will have a blast creating this adorable black cat with a cardboard tube and some pipe cleaners. A perfect craft for Halloween decorating!

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Here's a great project to get your child on the right track towards writing well thought-out proposals.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

All you need to put together this guitar is an old shoebox. Soon your kid will be rocking out while saving room in the landfill.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

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

To practice place value, here's a fun hands-on activity to get your child flipping through place value with ease!

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.