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Physics Science Fair Projects Home
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Offers 47 experiments of varied difficulty on topics ranging from buoyancy to simple machines.

Science Fair Projects About the Properties of Matter: Using Marbles, Water, Ballons, and More

Sports Science Projects: The Physics of Balls in Motion

Forces and Motion Science Fair Projects: Using Water Balloons, Pulleys, and Other Stuff

Science Fair Success Using Newton's Laws of Motion

Light, Sound, and Waves Science Fair Projects: Using Sunglasses, Guitars, Cds, and Other Stuff
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Elementary School
- Grades
4,
5,
6
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R=Reference/Experiment   S=Sample Project
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How changing the length of the effort arm of a lever effects the amount of effort it takes to lift an object.
R
Find launch conditions to reliably propel the payload into the target area.
R
Investigate the Motion of a Pendulum
R
Use a playground see-saw to investigate how a simple machine works.
R
How different surfaces would affect the velocity of a rolling object.
R
What are catapults?
S
Will the mass of an object thrown by a catapult affect its distance?
S
The Effect of Bolt Mass vs. Depth of Penetration
S
Find the length of a pendulum through its period.
S
How Does the Period of Motion of a Pendulum Depend on Its Mass, Amplitude, or Length?
R
Make a model of an elevator, and an animation of how it works.
S
Demonstrate how an elevator works through a series of pulleys
S
The effect of length, mass, and arc on the frequency of a pendulum
S
Explores the hypothesis that stopping distance of a toy car in its ‘natural motion’ varies when it travels on different surfaces and incline plane
S
How much energy is needed to bring a wheeled object up a ramp?
S
Build a simple rocket engine you can build in your kitchen
R
Force, Motion & Energy Science Fair Projects
Interdisciplinary Topic: Energy
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Middle School
- Grades
7,
8,
9
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R=Reference/Experiment   S=Sample Project
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Determine which launch angle results in the greatest distance for a projectile.
R
Build an accelerometer and use it to measure acceleration and gravity-induced reaction forces on a roller-coaster ride.
R
Investigate Hooke's law and see how a spring can be used to weigh objects.
R
How Do Varying Amplitudes, Weights, and Lengths Affect the Period of Motion of a Pendulum?
R
The Distance a Trebuchet Catapult Can Throw Projectiles of Different Masses
R
What Is the Optimal Release Angle for Shooting a Free Throw?
R
See if it is possible to compute the velocity of a projectile by measuring its fall over a measured distance.
R
Distances a Catapult Can Propel Spheres of Differing Mass (Weight), Size and Density
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R
How Does the Length of the Arm of a Trebuchet Affect the Distance an Object Can Be Launched?
R
Test how different size pilot holes affect torque required to advance screws into wood.
R
How Does Center of Gravity Affect a Crane Design?
R
The Effect of Wheels on Catapult Efficiency
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Maximizing the Trajectory of a Trebuchet
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Measuring Human Horsepower
R
Build your own wind tunnel and demonstrate Bernoulli’s Principle
R
The More Pulleys, The More Pull
R
Discover the relationship between the amount of pressure put in the tank of an air cannon and the distance that the projectile flies.
R
Measure how much torque in newton-centimeters was required to turn a lag screw in a block of wood as the diameter of the screw, the depth of the screw, or the size of a pilot hole was changed.
R
Evaluate how different sling lengths and counterweight masses affect the distance a trebuchet throws a ball.
R
R
Demonstrate Newton's Third Law of Motion by a rocket car with escaping air as the action force.
R
Replicate Galileo's Pendulum Experiments
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R
Compare modern parachute performance to that of Leonardo da Vinci’s design
R
Is the distance of a certain mass when launched by a catapult affected by the potential energy and angle of the catapult?
S
Force, Motion & Energy Science Fair Projects
Interdisciplinary Topic: Energy
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High School
- Grades
10,
11,
12
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R=Reference/Experiment   S=Sample Project
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Converting Potential Energy to Kinetic Energy
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Investigation of Mathematical Models of Harmonic Spring Motion
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The Effects of Different String Sizes on the Probability that Complex Knots Will Form
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Which Web Withstands Weights? The Application of Force Decomposition to Spider Webs
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Demonstrate Newton's third law of motion by using Bottle Rockets
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Is the harmonic motion of a pendulum affected by friction?
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Repeat Henry Cavendish’s experiment - Build your own torsion balance
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Investigate the stopping distance required by moving vehicles when a retarding force acts on them
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Build and demonstrate your own Foucault pendulum
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Amusing Physics: A look at physics concepts and how they apply to amusement park rides - roller coasters, swing rides, pendulum ride, free fall, bumper cars and games.
S
Force, Motion & Energy Science Fair Projects
Interdisciplinary Topic: Energy
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Useful Links
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R=Reference
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Science Fair Projects Resources
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Physics Resources
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Optics Resources
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Citation Guides, Style Manuals, Reference
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Safety Resources
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Physics Science Fair Books
    
    
    
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