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

This science fair project idea studies how talking on a cell phone affect driving?

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

The purpose of this science fair project is to build a basic radio.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

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.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

This biodiversity project examines the biodiversity in your own backyard.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.