Science fair project that tests whether cats have a preference for organic food.

This science fair project idea discovers the principle of conservation of mass.

This project explores differences in people's reactions to images in color and images in black and white.

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

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

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Evaluate if people are more influenced by video or audio advertising.

This project explores whether music affects the growth and health of plants.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

This science fair project idea determines which method of hand cleansing is the most effective.

This experiment evaluates if people of a specific gender or age more likely have an elevated number of taste buds, allowing them to taste what others cannot.

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

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

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

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

This project is about after-images and what possibly affects them.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.