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

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

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

This science fair project determines the quality of a given product.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

Determine which material produces the strongest static charge.

Examine the impact of insecticides on plant growth.

Determine if left-handed people have faster response times.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

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

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

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

This science fair project idea explores how length affects the weight a bridge can hold.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

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