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This science fair project idea investigates how images are influenced by changes in light.

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This science fair project idea demonstrates how our fingers prune when in water.

This science fair project idea explores substances that cause a bubble to last longer.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

In this project students experiment with making music using only glasses of water.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Learn about the factors that influence group conformity.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

This science fair project determines the quality of a given product.

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

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

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