Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

This science fair project teaches students about wilting and browning of salad greens.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

This tactile activity helps kindergarteners learn about texture.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

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

Plant a mini herb garden and teach your child about science and nature.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!