How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Help your kid keep track of all the developments that led to the American Revolution, by portraying the steps visually and literally!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Introduce your fifth grader to the Kinara, part of the Kwanzaa tradition, by playing this fast-paced, two player game!

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Help your children practice their presentation skills by helping them create their very own show called "The Daily News."

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

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.

In this activity, your child gets to peek behind the curtain of puzzle making as they create their very own "Spot the Differences" game!

Illustrate the importance of bicycle safety in this simple 5th grade science experiment. All you need to start are an egg, a Styrofoam ball, and rubber bands.

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!

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

This science project allows students to study the psychology of happiness.

This science fair project idea examines the reason boats are shaped and engineered.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

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

This science fair project investigates why the number of visible stars changes from place to place.

In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.

Practice math and social studies skills with this fun game based on the Battle of Lexington and Concord.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Want a word game to play? How about just a fun way to spend the afternoon? Get creative thinking going and have fun with vocabulary!