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Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

Examine the impact of insecticides on plant growth.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

In this science fair project, students test how objects float and sink in liquids of different densities.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

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.

This science fair project investigates what type of cookie sheet bakes the best cookies.

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Do you think heat can affect a plant's growth rate?

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.