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!

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

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

If you find yourself with a pair of kids' rain boots too cute to toss and too worn to wear, try making this fun and easy planter.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

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

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

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

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This tactile activity helps kindergarteners learn about texture.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.