Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Learn about the growing app design field by designing a new or improved app for smartphones.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

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!

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Evaluate whether birth order influences personality.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

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.

This science fair project examines whether ocean water can be made safe to drink.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Find out which kind of bubble wrap fares best when put in impact.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.