Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

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

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Help your child learn about animal classification with this fun and delicious activity.

Here's a pressed leaf card project that puts science and writing together for your second grader.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Make edible amber fossils with your second grader to explore the fascinating world of science!

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

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!

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

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

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.