This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

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

This science fair project idea explores the egg's thin membrane.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

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

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

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!