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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

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:

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

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.

This science fair project idea demonstrates that plants give off water.

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

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

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!

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.

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

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

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

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

This activity allows your kindergartener to translate what they observe into a beautiful poem.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

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

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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