This Halloween math activity book is a whole lot of fun.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Whether the snow is fluffy and soft or icy and hard, a snowman is sure to inspire a smile. No wonder this snowman is so happy—it's made using marshmallows!

Can cells be frozen? This science fair project provides information to answer this question.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Learn about borrowing in subtraction using a deck of cards and a die! Your first grader will have fun playing this math game.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

Play this game to help froggie hop home...and teach the number line to your kindergartener while you're at it!

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

This countdown to Christmas craft is fun for kids who are excited for the holiday. Countdown to Christmas with this fun holiday activity.

This Halloween, encourage your child to create a super sweet mosaic. They'll make a candy corn pumpkin and then decide if they want to eat it, or keep it!

Get your child excited about measuring with this fun and easy household measurements activity.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

In this leap frog activity, your child will use their muscles to jump over friends and onto lily pads as they practices number recognition.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Tackle both boredom and mathematics with this inventive arts and craft project!

Determine whether the application of Febreeze will lower the bacterial count.

This activity will help your child tackle those tricky fraction word problems by way of a hands-on method.

Teach your preschooler color recognition using this handy egg carton sorter. She will group objects by color and learn to recognize their names with this tool.

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

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!

Create a graph based on the interests of family member's to see who has what in common. Your child will practice her math skills and get to know the family!

Help your kindergartener practice counting from one to ten with this fun outdoor activity. Make a "My Backyard Counting Book" to review counting to ten.

When your child is itching for a game, consider ditching Hide and Seek in favor of Shape and Seek. Here's how it works:

Practice counting with this winter kindergarten art project! As your child sculpts a clay igloo, he will work on math and dexterity and learn about snow.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

This project compares different liquids and the freezing, melting and boiling points of liquids.