This science fair project idea experiments with spinning color wheels and optical illusions.

Practice third and fourth grade measurement skills and make a practical holiday gift in the process!

Help your fourth grade scientist practice measurement, and make a scrumptious, healthy summer cheesecake in the process!

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Celebrate Earth Day by making a poster that encourages people not to litter.

Make sourdough bread...and learn some colonial history and modern science in the process!

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 science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

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

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Spider cupcakes are creepy-crawly treats that are perfect for Halloween. These spider cupcakes make for a great Halloween party treat.

Celebrate our nation's colonial history by making your very own weaving loom!

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

The goal of this project is to create an exciting topographical map out of dough.