Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

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

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

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

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.

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

Examine whether males or females are more likely to have a higher center of gravity.

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.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Learn the anatomical and physiological differences between central and peripheral visual systems.

This project researches whether the type of land use affects the water quality of Queenstown Creek.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

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