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.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

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!

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

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

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

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.