Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

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

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

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.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

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

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This science fair project idea examines the reason boats are shaped and engineered.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.