This experiment examines if space objects become round after reaching a certain mass.

Here's a science activity to help your child investigate how seeds are designed to travel.

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

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Science fair project that demonstrates how stalagmites and stalactites are formed.

Science fair project that tests whether cats have a preference for organic food.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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.

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

Plants and light seem to be good buddies, but how far does the friendship really go?

Let your young adventurer go bug hunting in the great outdoors with their very own bug net!

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

Your preschooler wonât need a passport to go on this nature safari! All you need are paper, crayons and a nature trail or your back yard.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Start your toy engines -- this is going to be a fast and friction-filled race!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.