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

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This activity will put those Halloween treats to good use by using candy corn to help your child with her subtraction skills.

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

This science fair project idea investigates how magnetism can defy the force of gravity.

In this activity, work with your child to build a chain of strengths, highlighting their individual strengths and unique abilities.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Create a counting book, in order from 1-30, to help your child figure out a variety of ways of recognizing and representing numbers.

Construction paper, scissors, markers and glue are all your child needs to make these gruesomely whimsical monster bookmarks.

Here's a super fun game to get in some place value practice with your child!

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Learn how to make a trick-or-treat bag for Halloween. See how to make a decorative trick-or-treat bag with this Halloween craft tutorial.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Here's a Halloween arts and crafts activity for your preschooler, pre-kindergartener, or kindergartener: make bat wings of poster board and ribbon.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Build a paper boat that's modeled on the ones used to cross the Nile River in ancient Egypt!

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.