How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea measures physical dexterity as a function of temperature.

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

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

Here's a Halloween, math activity: have your preschooler or pre-kindergartener carve shapes into a Jack-O-Lantern face and boost her shape recognition skills.

Invite your first grader to play this subtraction sacks game to get her actively involved in understanding and memorizing subtraction facts.

Inspired by the children's book, Charlotte's Web by E.B. White, this card brings the spunky spider Charlotte to life!

Learning to identify and categorize different geometric shapes is a big goal for early learners. And your neighborhood is the perfect place to start!

This activity is a great way to practice sorting, counting, matching, and other early math skills--- on the fly.

Your kindergartener will learn basic math concepts and create a beautiful keepsake with this African flag reference book.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Challenge your kindergartener to finding out if a coin toss is really fair by conducting this coin toss experiment.

Reuse old cardboard boxes and popsicle sticks to create a miniature sled that is perfect for pretend play with dolls or action figures.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

This competitive inequalities card game is a great way to help your child understand the connection between numerals and the values they represent.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Playing the Number Sentence Game with your child gives him the opportunity to practice ordering and comparing numbers using symbols.

Use this fun math board game to improve your first grader's confidence with addition facts.

Examine the connection between temperature and chemiluminescence.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Here's a fun math-oriented arts and crafts activity for your preschool or kindergarten child: create a gumdrop topiary and practice counting along the way.

Try this card game to build math fact skills, like addition and subtraction, and have a great time, too!

This caterpillar math game gets your child to work on addition and subtraction. Challenge your child's math prowess with this fast-paced caterpillar math game.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Trying to find sums of groups of multiples is a great way to practice your addition. Be sure to double check your work. If you clear all of the cards, you win!