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

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

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

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.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

Here's an innovative math puzzle that you can create with your fourth grade math student.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

Create a fun hands-on game to practice long division, using magnetic numbers on a fridge.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Practice math and social studies skills with this fun game based on the Battle of Lexington and Concord.

This activity will help your child tackle those tricky fraction word problems by way of a hands-on method.

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Increase your child's confidence in interpreting bar graphs and throw a little candy into the mix to sweeten the learning process.

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

These sparkling earrings look fancy but they're super simple to make using inexpensive craft items.

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

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!