In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This science fair project idea investigates the relationship between memory and age.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

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

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

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

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This science fair project idea compares the mass and density of objects.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Check out this cool science fair project on identifying rocks and minerals for kids.

Use pepper and soap to discover some fun facts about the properties of water.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

This project examines whether and what associations exist between numbers and letters and colors.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.