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.

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!

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.

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

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.

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

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.

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.

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

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

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

This decimal game is a great way to help your child get familiar with how decimal values work.

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

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

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

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!

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.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Here's a super fun game to get in some place value practice with your child!