Kindergarten - 4th Grade Physical Science Activities : Page 5

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.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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!

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

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

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!

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

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

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.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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

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.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

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

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