2nd - 5th Grade Physical Science Activities : Page 4

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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

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.

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

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Give your budding young observers a chance to discover simple machines at use in their own home.

This science fair project idea produces varying pitches of sound.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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

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

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

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

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

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!

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.

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.

This surprisingly good glue recipe comes from common kitchen items.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

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.

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

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

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

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

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

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!