Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

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

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science experiment tests if dog saliva can really help heal wounds.