This science fair project idea determines the probability of a coin landing heads or tails.

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

Help your fifth grader bring the magnificent spirit of Rome to a modern day, personalized clay coin.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

When it comes to money it isnât enough to know how much one coin or bill is worth. Make it all come together for your kid with this shopping activity.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Nothing says fall like pumpkin soup, but it's also really good for you, with high amounts of fiber, iron, zinc and free radical busting antioxidants.

For a fun activity that takes the dull out of decimals, show you child how to gain a better understanding of decimals...as dollar amounts!

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Play Tip It, a silly and rowdy game that kids love!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Can your third grader catch a leprechaun using a homemade trap? Help her entice these folkloric Irish fairies with gold coins that they simply can't resist.

Your third grader will strengthen her hand-eye coordination as she creates and plays her very own take-anywhere pinball game!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

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

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This is a simple, fast game that you and your child can make together to help him master rounding with decimals.

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

Recycle paper and old magazines with this art project that creates a great tool for artists: a color wheel!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this project students experiment with making music using only glasses of water.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Practice math facts with your third grader was never so simple! This activity makes addition, subtraction, multiplication, and even division a lot more fun!