Showing Results for of a rectangle using square units : Page 3

This classic children's game demonstrates how sound travels through air vs. through a solid.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

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

Teach your child how butter is created by shaking up cream the old-fashioned way.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

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.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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

The purpose of this science fair project is to build a basic radio.

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

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

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.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!