In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Cleaning can be a chore, but not with this sudsy experiment!

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

In this science fair project, students create their own miniature salt flats at home.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Using a toy race car kids create a visual model of the Doppler Effect.

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

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

In this science fair project, students make their own rain gauge to measure rainfall.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.