This science fair project idea investigates if webbed feet help a duck (and others) swim.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Cleaning can be a chore, but not with this sudsy experiment!

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

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.

Compare the ignition rates of various types of flame-retardant materials.

This science fair project idea investigates food preference of birds.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This experiment provides a graphic illustration of the chemical reaction that occurs when you activate a hand warmer.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This experiment demonstrates the conservation and transfer of energy using a marble rolling over sandpaper.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Determine which metal has the highest rate of conductivity.

This science fair project idea will be examining oxidation and acid rain

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.