This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

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

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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

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

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.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.