In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Create a prefix-suffix flip-book and help improve decoding skills and vocabulary.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

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

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

These secret code activities are fun, and also provide fourth graders with great opportunities to practice language development and logical reasoning.

Check out this cool science fair project on identifying rocks and minerals for kids.

Help Mother's Day feel special for weeks and months ahead, while giving your child some good writing practice, too.

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

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!

This activity is a great way to engage learners in Earth Day celebrations while cultivating skills around nonfiction comprehension and research writing.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

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

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

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.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Discover how and which salt melts ice the quickest.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Inspire a love for the written word by creating an illustrated nature poetry book with your kids.