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.

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Play a math logic and critical thinking game using a deck of cards. Use addition, subtraction, multiplication, and division in this fun activity.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

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.

Defend your cards in this multiplication math game! Your kid will enjoy using strategy to build equations and win points in this activity.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

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

Try this fun math card game with your third grader to practice division, addition, and problem solving!

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.

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

Do you think heat can affect a plant's growth rate?

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

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

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.

What's your problem? I'll show you my math if you show me yours! Critical thinking and computation skills are the focus of this strategic math card game.

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

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.

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

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Create some cards and a factor board and get ready to practice multiplication. This game will help your kid get one step closer to memorizing times tables!