Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Learn the anatomical and physiological differences between central and peripheral visual systems.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

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

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

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

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

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.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

This science fair project idea compares biodiversity between drops of water.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.