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.

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.

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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!

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.

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

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.

Review fractions with your budding mathematician when you play this fun, educational math board game.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

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

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

How powerful is the reaction between baking soda and vinegar? Find out here!

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Expand on your childâs time-telling skills by helping him learn how an analog clock and a digital clock correspond.

Learn about coins and their value by making an animal piggy bank. Here's how to make a lion, pig, or sheep bank!

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

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!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

This game provides your child with the opportunity to create, write, and read numbers.

This kinesthetic game will help your child practice rounding and get the adrenaline rushing!

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.