In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!

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!

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Make a lei and bring a touch of the tropical lifestyle into your home!

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.

Your child will need to combine his sporty hand-eye coordination skills with his math skills to become the bullseye king.

This fun game helps children learn to estimate the most basic unit of time--a minute--without a clock.

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.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Play this daily money game with your 2nd grade child to help his math skills.

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

With this fun craft activity, your child can design and "make" his own money, for use as currency and math practice at home.

This first grade addition math game helps your child use critical thinking skills while practicing his computation.

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

Help your first grader, second grader, or third grader boost his addition skills and math vocabulary with this fun summer game Ice Cream Addition!

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

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