In this activity your child will create their very own marble maze!

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

How do organic materials become soil? This science experiment measures what materials biodegrade.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Make a spring collage with your child to get them outside and those creative juices flowing!

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

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

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Help your kindergarten science maven explore the water cycle without getting everything wet.

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.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

This project determines what category of person is most likely to be ticklish.

Create a self-portrait from natural materials in this collage craft activity!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.