Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

It doesnât take long for flashcard drills about prefixes and suffixes to get old. Turn the learning process into a treasure hunt with this fun activity!

Here's a fun activity that will give your child a way to develop his sentences, making them more detailed and interesting.

Greek mythology offers up some of the most epic tales ever. This Greek mythology tree activity introduces students to some of the main characters in Greek mythology.

In this fun science project your child will get practice following directions and getting messy as they learn all about slime!

This science fair project idea explores whether talking to a plant will help it grow.

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.

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.

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

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.

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!

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.

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

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.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!