Do different types of oil mix or stack? Find out in this science fair project idea!

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Is it a square or a circle? See if you can trick your friends with this zany science project!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project will help students learn about non-vascular plants, such as mosses.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This science fair project idea investigates how the shape of an object affects drag.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Learn about nature by making your own mini moss garden.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.