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

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

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

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.

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

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

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

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

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.

Construct batteries that make electricity from fruits with this fun science fair project.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

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?

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

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

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

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

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

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

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.

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.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

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

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

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