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The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

color and heat absorption

Color and Heat Absorption

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

mylar vs latex balloons

Mylar vs. Latex Balloons

This science fair project idea explores  whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

slinky metal vs plastic

Slinky: Metal vs. Plastic

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

cooling food microwave vs oven

Cooling Food: Microwave vs. Oven

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

decomposition rates of biodegradable materials

Decomposition Rates of Biodegradable Materials

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

fresh food vs frozen food

Fresh Food vs. Frozen Food

This science fair project idea examines whether boys and girls differ in reflexes.

guys vs girls who has better reflexes

Guys vs. Girls: Who Has Better Reflexes?

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

magma lamp what happens when a lessdense fluid interacts with a denser one

Magma Lamp: What Happens When a Less-Dense Fluid Interacts with a Denser One?

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

text on screen vs type on paper which is easier to remember

Text on Screen vs. Type on Paper: Which is Easier to Remember?

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

the growth rate of prepackaged seeds vs seeds from directly inside the fruit or vegetable

The Growth Rate Of Pre-packaged Seeds vs. Seeds From Directly Inside the Fruit or Vegetable 

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

mental mix up experimenting with your ability to focus

Mental Mix Up: Experimenting with Your Ability to Focus

Find out whether a longer airplane will fly farther or a wider paper airplane.

does a longer paper airplane fly farther than a wide one

Does A Longer Paper Airplane Fly Farther than a Wide One?

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

most popular soda

Most Popular Soda

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

breaking rocks

Breaking Rocks

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

cats  dogs

Cats & Dogs

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

does opening a fruit up cause it to rot faster

Does Opening A Fruit Up Cause it to Rot Faster?

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

building brick challenge find the perfect fit

Building Brick Challenge: Find the Perfect Fit

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

whatever floats your boat

Whatever Floats Your Boat

This science fair project idea explores the different properties & interactions of sugar molecules.

sugar crystallization

Sugar Crystallization

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

albedo

Albedo

This science fair project idea determines what household items are good conductors of electricity.

conductor or insulator

Conductor or Insulator?

In this activity your child will create their very own marble maze!

design challenge marble labyrinths

Design Challenge: Marble Labyrinths

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

mood rings

Mood Rings

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

design challenge make a rube goldberg machine

Design Challenge: Make a Rube Goldberg Machine

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

flat earth not really

Flat Earth? Not Really!

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

how does salinity and temperature affect the density of water

How Does Salinity and Temperature Affect the Density of Water?

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

principles of air pressure

Principles of Air Pressure

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

wacky windmill challenge

Wacky Windmill Challenge

The goal of this project is to create an exciting topographical map out of dough.

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