3rd and 4th Grade Physical Science Activities : Page 3

I scream, you scream, we all scream for homemade spearmint ice cream!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Making your own glass cleaner is easy, effective and inexpensive!

This surprisingly good glue recipe comes from common kitchen items.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

An home science experiment for older students that teaches about the science behind heat.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.