Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

In this fun activity, your child will create their very own solar oven to bake s'mores!

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

This project examines the concentration of dissolved oxygen in water, with and without oil.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

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.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

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