Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

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.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science fair project idea discovers the principle of conservation of mass.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Explore the relationship between personality traits and birth order effects.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

This fun middle school science fair project idea helps student discover the concepts behind deep sea diving and how Cartesian divers work.

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

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Science fair project that determines whether moths are attracted to one color of light more than others.