Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

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.

In this project children practice the scientific method while playing with puffy paint.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

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.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Using plants and other items from the outdoors and clothing they already own, your kids can dress up as any one of the four seasons or simply as a Garden.

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

Help your child hunt and capture bugs to observe to practice important science skills and satisfy her curiosity simultaneously!

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

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

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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?

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.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

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.

When the wind starts blowing, you and your child can plant a sponge garden in the comfort of your own kitchen. Here's how: