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Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Explore the neural and mental mechanisms at play in mental imagery.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Does nail polish really slow the growth of nails? Explore in this science fair project idea.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

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

This science fair project idea explores how length affects the weight a bridge can hold.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science fair project compares the abilities of men and women to understand subtle communication through body language.

Test whether cutting up meats will make it cook faster than just cooking it whole.