This experiment examines whether storing your orange juice at different temperatures affects its acidity.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

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

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

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

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea identifies clouds as a means of predicting the weather.

This science fair project idea deals with the qualities of shade on a sunny day.

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.

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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

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

Simplify fractions with your child in this fast-paced math card game.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

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

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

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.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.