Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

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

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

This project compares different liquids and the freezing, melting and boiling points of liquids.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

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

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

This science fair project idea compares the cuteness reaction between genders.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

This biodiversity project examines the biodiversity in your own backyard.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.