In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

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.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

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.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

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

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

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

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

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

Here's a pressed leaf card project that puts science and writing together for your second grader.

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

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!