Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair project idea explores which fruit molds the fastest.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

This experiment investigates if small changes in your diet can alter your basal body temperature.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

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

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

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

This slightly messy, but tons-of-fun tactile activity will cement the idea of the land and water as pictured on maps in your young learner's mind.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

It's easy to plant your own in-home container garden! This planter contains pizza-themed herbs and is a perfect early gardening activity for kindergarteners.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

This science fair project idea determines which flower lasts the longest.

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