Science fair project that explores the natural process of limestone formation.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

Science fair project that demonstrates how stalagmites and stalactites are formed.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

This science fair project idea demonstrates sonar mapping of the ocean floor.

Science fair project that cultivates slime mold and monitors the stages of its development.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Science fair project that compares tap water and bottled water for the presence of common impurities.

Science fair project that creates fog using bottles of hot and cold water.