This science fair project idea demonstrates that plants give off water.

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.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

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

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

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.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

This science fair project idea experiments with spinning color wheels and optical illusions.

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.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Make sourdough bread...and learn some colonial history and modern science in the process!

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.