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1000 Science Fair Projects with Complete Instructions

Physics is the study of how the universe works. Physicists study everything from tiny particles that make up atoms to huge stars and galaxies. They help us understand how things move, how energy works, and even how time and space are connected!
Diffusing Helium in Balloons
General Physics Science Fair Project
Medium
Let's explore how air pressure affects the diffusion of helium gas in balloons!
Measuring Rock Density
General Physics Science Fair Project
Medium
Rocks are irregularly shaped. How can you measure the density of a rock? (Density = weight / volume) Discover the answer by using water displacement and weighing the rock to find its density!
Temperature and Viscosity
General Physics Science Fair Project
Medium
Learn how temperature affects the viscosity of water, milk, and corn oil!
Temperature and Magnets
General Physics Science Fair Project
Medium
Let's explore how temperature affects the strength of magnets!
Exploring the Relativity of Time
General Physics Science Fair Project
Medium
How does time pass for you? Is it the same for everyone? Let's find out!
The Doppler Effect
General Physics Science Fair Project
Medium
Have you ever noticed that sound changes when you move? Find out why with this fun science project!
Why is the Sky Blue?
General Physics Science Fair Project
Medium
Have you ever wondered why the sky is blue? Let's find out by using a flashlight, glue sticks, and polarizing filters!
What Lens Material Best Absorbs UV Light?
General Physics Science Fair Project
Medium
Let's find out which lens material best absorbs UV light and how much protection it provides from the sun's harmful rays!
Bending Light: A Science Project
General Physics Science Fair Project
Medium
Learn how a magnifying glass works by building a model of bending light!
What Color Light Shines the Brightest Through Fog?
General Physics Science Fair Project
Medium
Can you figure out which color light will shine the brightest through a foggy liquid?
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