With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Make an edible play dough with your child to help her develop her sensory and motor skills.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

This science fair project idea identifies trees using a dichotomous key.

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.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

In this CD hovercraft science project, students will construct their own DIY hovercraft.

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

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Make a lei and bring a touch of the tropical lifestyle into your home!

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Make these homemade shell fossils and introduce your child to the wonders of science!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

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.