Get ready to make a dollar...using playing cards! The first player to accumulate the amount of points equal to a dollar wins.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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!

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

Playing the Number Sentence Game with your child gives him the opportunity to practice ordering and comparing numbers using symbols.

Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.

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.

Use empty soda bottles to create a fun bowling set that helps your first grader practice addition skills!

Make caterpillars out of papier-mache and let the kids explore their inner creepy crawler.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

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

You don't need to spend big bucks to buy a pre-boxed version of a matching game at the store. You can make your own easily. Here's how:

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Here's a fun, geometric puzzle activity that will capture your child's interest and strengthen his number awareness and graphing skills.

Try a 100th Day of School Scavenger Hunt with your preschooler, and send her on the search for objects of different colors!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

Practice counting, sequencing, and pattern recognition with your young learner in this fun math card game!

Use this fun spin-off of Bingo to help your child practice number recognition and listening skills!

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

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

Gather the neighborhood children together and practice graphing with this backyard tournament!

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

Check out this twist on a peanut butter and banana sandwich. The banana replaces the bread to make the perfect fun and nutritious after-school snack.

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