Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

With this fun activity, you can help your preschooler make an cute shopping notepad to keep and use or give away as a gift. Here's how:

Guessing is more than pure fun, it's also a key part of kindergarten math. Here's a fun way to bring estimation to the breakfast table.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

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 science fair project idea determines if pancreatic lipase can break down lipids on its own or does it require the assistance of digestive bile salt.

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

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

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Help your kindergartener learn to manage a telephone with this homemade keyboard that also helps kids practice letters and numbers.

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

Strengthen your child's number recognition skills with this fun game using an old, empty egg carton!

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.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

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

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Introduce decimals and place value with this fun math card game for fourth grade students.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.