All Science Fair Projects

Over 1000 FREE Science Fair Project Ideas!

How concerned are 7th graders with their health?
In the world today, there is much concern about being healthy. This is especially important with adolescents, because what they do now will set a pattern for their health habits later in life. If they are not very healthy, this can lead to disease and other complications. Still, many teenagers do not pay much attention their health habits. This experiment was conducted to really see how conce
Difficulty: Middle school
How does the iris work?
The iris is the muscle that lets the proper amount of light through the pupil and into the eye. It opens when there is little light and closes when there is a lot. The students can illustrate this for another.
Difficulty: Elementary school
How does the pulse relate to the heartbeat and how does it differ when the body is in different positions?
Take your pulse at mutiple sites. Relate the pulse to heartbeat.
Difficulty: Elementary school
How exactly do eyeglasses work?
There are a lot of things our eyes have to do perfectly for us to have perfect sight. If just one of those things is not quite right, we need glasses. But the glasses have to be made just for you and your unique eyes. Eyeglasses work by bending light beams so that they meet right at the back of our eyeballs on the retina (RET-in-ah). The retina changes light into signals that go to the brain.
Difficulty: Elementary school
How good is a person's sense of smell?
Many of the experiments detailed below require that a blindfold be used. Keep in mind that some people do not like to be blindfolded...you could ask them to keep their eyes closed, but don't count on them having their eyes closed for a very long time. Also, some people are very sensitive to smells, so be careful.
Difficulty: Elementary school
How hand-Eye coordination is influenced by age
This experiment was performed to find out how hand-eye coordination improves as we grow older.
Difficulty: Elementary school
How quickly does the blood sugar level in our bodies change when high energy foods are consumed?
The purpose of this experiment is to find out which high energy foods, such as orange juice, affect the blood sugar levels in a person; the amount it affects them plus the time it affects them. The hypothesis of this experiment is that the blood sugar will rise to its highest level in an half hours time and back to normal by one full hours.
Difficulty: Elementary school
How to compare reflexes between different people
How to compare reflexes between different people
Difficulty: Elementary school
Is dieting risky?
The purpose of this project is to present one of the risks that is related to dangerous dieting.
Difficulty: Middle school
Is our heartbeat affected by music?
My science fair groupís experiment had to do with the heart beat. We had kids walk up and down stairs for 3 minutes and recorded the heartbeat. Then we had them do the same thing 2 more times, except that music was playing (rock and classical) while they were running. My hypothesis was that music would not have an effect, but it raised the heartbeat. My favorite part of science fair is looking
Difficulty: Elementary school
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