In this science fair project, students use the streak test to tell minerals apart from each other.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

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

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

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

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Word color association is just a fancy way to talk about the way we connect colors with words.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

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

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?