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.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Learn about the growing app design field by designing a new or improved app for smartphones.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Here's an arts and crafts activity for preschoolers and pre-kindergarteners: build brick buildings with homemade mud bricks made from dirt and water.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

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

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

Plant a mini herb garden and teach your child about science and nature.

This simple experiment serves as an introduction to the greenhouse effect.

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!

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.