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

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

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

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

The objective of this science fair project is to investigate salt water density.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

This science fair project idea explores the different properties of matter.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Here's a science activity to help your child investigate how seeds are designed to travel.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.