2nd - 5th Grade Physical Science Activities : Page 5

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

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

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.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

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

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

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!

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

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.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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!

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

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.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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!