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Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

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

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

This science fair project idea explores whether talking to a plant will help it grow.

In this experiment, you experiment with laser jet toner, a magnetic fluid, as it moves, bubbles, and forms unique shapes.

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This science fair project idea explores how length affects the weight a bridge can hold.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

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

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Find out whether people within a family tend to have matching fingerprints.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Is it a square or a circle? See if you can trick your friends with this zany science project!