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

Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Make subtraction practice more fun with this outdoor review game that's great for beginning math learners and more advanced!

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Got a fussy eater on your hands? Here's a great way to make fruit appear more appealing, and make eating it a lot more fun, too!

This project tests the hypothesis that dark colors absorb more heat than light colors.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Here's an interactive, fast-paced game that will make your fifth grader feel more comfortable with simple equations.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

Your child will learn more about coins and their denominations as he's asked to identify similar coins.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Practice subtraction with your second grader in this fun dice game. Math concepts have never been more fun!

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

Is your kid struggling with number recognition? Here's a great way to go fishing for numbers that will feel more like play than counting practice.

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

Learn to recognize symmetry by playing this game! The more you play, the better you'll get at recognizing this special characteristic many playing cards have.

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.

Make practicing addition facts more fun and teach your child the helpful strategy of adding quickly to 10 in this fun and easy-to-make card game!

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.

Want to make math a little more exciting? This single-player game is designed to help your child practice combining cards to create sums of 14.

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

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!

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.