Preschool - 4th Grade Science Activities : Page 32

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!

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

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

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

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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.

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.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Engineers in training can get started with this simple wheel-and-axle construction activity.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!