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

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Do different types of oil mix or stack? Find out in this science fair project idea!

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

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!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Your child can cut and fold her way to lots of lovely spring tulips through the art of origami!

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

No need to head to the toy store for her next stuffed animal once she has the skills to create her own!

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This shamrock wreath will allow your child to practice tracing and layering shapes and is the perfect way to get everyone in the mood for St. Patrick's Day.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Follow these easy instructions to make a working sundial with your kid! Find out what other cool things the Aztecs created in this activity.

Have your child create a little leprechaun to celebrate the season and create a little mischief.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Honor dad's fatherly achievements with a handmade plaque for a job well done!

Is it a bird? Is it Superman? No, it's your third grader's homemade miniature plane zooming across the room on a zip line.

This rainbow collage activity is a great way to practice using different materials to create texture. The completed craft is sure to brighten up any space.

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.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.