This science fair project idea determines if family members can recognize one another using only the sense of smell.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

In this project, several food items are tested to determine whether they contain starch.

Here's an activity to help your child manage their nonfiction reading by focusing on the most important elements of what she's read.

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

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

The purpose of this science fair project is to build a basic radio.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This science fair project idea researches the effects of acid rain on plant growth.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.