This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

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

Try this simple activity with your middle schooler to help him develop an understanding of why scientific classification systems exist and how they work.

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

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.

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

Help your child learn about animal classification with this fun and delicious activity.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Ignite your kindergartener's love of adventure and learning with an imaginary trip under the sea.

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

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

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

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

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.

Science fair project that cultivates slime mold and monitors the stages of its development.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

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