Determine if gender affects the ability to identify different smells.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea explores whether talking to a plant will help it grow.

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!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

This project compares the strength of one, two, and three-ply toilet paper.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

In this science fair project, young children notice and track changes in trees throughout the year.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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.

Make a backbone model to explore human anatomy and life science.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Using a toy race car kids create a visual model of the Doppler Effect.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.