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.

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.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.