Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Make a lei and bring a touch of the tropical lifestyle into your home!

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

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.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.