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

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

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

This science fair project idea quantifies growth of seedlings at various pH levels.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

This project examines whether more expensive golf balls translate into better results on the golf course.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Make frog feet sponge prints with your child for a fun and educational crafts activity.

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

Determine which video game elevates the heart rate best and burns the most calories.

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

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.