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Preschool - 1st Grade Physical Science Activities

What&#39;s a liquid? What&#39;s a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Ice Cream Science

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Growing Jack-o'-Lantern

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Homemade Frozen Yogurt

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don&#39;t!

Spinning Science: Disappearing Color!

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Candle Burning Experiment

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Make a Parachute Toy

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Marble Physics

In this science fair project, young children discover what happens when two fluids that have different densities get together.

What Happens When Oil and Water Get Together?

This classic children&#39;s game demonstrates how sound travels through air vs. through a solid.

How Sound Travels Through Air and Solids

This classic children&#39;s game-connecting two cups with a string-demonstrates sound&#39;s ability to travel through air vs through a solid.

The Speed of Sound on a String

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

Make Your Own Fairy Potion

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Create a Sandwich Bag Explosion!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Celery and Food Coloring Experiment

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

Make a Fistful of Slime!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

How Well Does Sound Travel Through a Gas? A Liquid? A Solid?

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Oobleck Science: Solid or Liquid? 

Introduce your child to science with something they see everyday--their shadow!

Learn Shadow Science

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

How Do Mirrors Work?

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Turn Salt Water into Drinking Water

Teach your preschooler some physics that she can relate to with this fun and simple activity!

Get Revved Up About Preschool Physics

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Let's Go Ice Fishing!

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

Make a Marble Run!

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Light Reflection

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

Flashlight Science: Transparent or Opaque?

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Making Measurements: How Big is Your Hand?

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Weight Wonders: Big and Light...Heavy and Small?

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Explore Color Science with Grape Juice

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Spooky Science Experiment

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Blanket Fort

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Air Pressure Experiment

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