This science fair project idea determines if family members can recognize one another using only the sense of smell.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Explore the color orange with your preschooler by creating an edible picture using orange foods.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

This science fair project idea determines if a particular chemical has an effect (increase or decrease) on the heart rate of Daphnia.

Science fair project that determines whether brain size is correlated with intelligence.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This science fair project idea quantifies growth of seedlings at various pH levels.

This science fair project idea experiments with spinning color wheels and optical illusions.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

This science fair project idea quantifies the effect of specific food sources on red worm (Eisenia foetida) livelihood.