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Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

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

Exponents can be tricky to learn. Fortunately this game provides plenty of multiplication practice for your math student!

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.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

This project explores whether music affects the growth and health of plants.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

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

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

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

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

Ordinary drinking straws are fun for drinking juice and even for spitballs when you're not looking, but also fabulous for learning first grade math.

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.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Science fair project that cultivates slime mold and monitors the stages of its development.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Examine the connection between temperature and chemiluminescence.

Build your child's vocabulary by exploring and discussing spatial relationships during everyday activities such as building, rearranging, and ordering.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!