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.

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

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.

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.

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.

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?

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

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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!

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

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

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.

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

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

Celebrate Chinese New Year by teaching your child how to use chopsticks! She'll build her math and fine motor skills as she does this activity.

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.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

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

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Does your kid have a stash of sweets left over from Halloween? Turn that pile of candy into a learning opportunity with this sorting and categorizing activity.

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

Does your child need counting help? Here's a simple game that kids can do at home to help them practice counting to two-digit numbers.

Does the idea of taking your child to an art museum sound daunting? Create your own museum and give your child some practice with shapes!

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

How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.