Make an edible play dough with your child to help her develop her sensory and motor skills.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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

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

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

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 child experiment with the combination of acid and baking soda by making these homemade bath bombs!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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

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

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

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

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

This project compares the strength of one, two, and three-ply toilet paper.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.