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An animal cell is made up of many different organelles&mdash;color them all in this middle-grade worksheet!&nbsp;

Color the Parts of an Animal Cell

What do a raven, a bat, and a wolf have in common? Similar skeletal structures! In this Halloween worksheet, middle-grade students will explore homologous structures in different animals.&nbsp;

Halloween Homologies: Spooky Skeletal Similarities

Why do some desert animals have large ears? Why do others have scales? Learn the answers to these questions and more with this life science worksheet!

Habitat Highlights: Desert Animals

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

Testing the Relationship Between Eye Color and Sight

Does nail polish really slow the growth of nails? Explore in this science fair project idea.

Does Nail Polish Slow the Growth of Nails?

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

Determining the Empirical Formula of Potassium Chlorate through Thermal Decomposition

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Helicopter Seeds

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

What Method of Preparing Salad Eliminates the Most Bacteria?

This project compares test subjects' responses to whining and other  "attachment" and attention-getting sounds to determine which sounds are most distracting.

Is Whining the Most Annoying Sound Ever?

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Psychophysical Distinctions:  Investigating “Just Noticeable Differences”

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

Computer vs. Human: How Do Children Learn Best?

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

What Bacteria Can You Eat?

Boost your preschooler&#39;s attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Pumpkin Math

Germination: "The Birth of a Plant"

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

All About Wood

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

White Trays vs. Whitestrips: Which Whitens Teeth Better?

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

Designer Waters: Are bottled waters worth it?

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.

Water Content in Fruits and Vegetables  

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

Melting, Freezing 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.

Is a Denser Fruit Healthier? 

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

Compare Cotton and Nylon Absorbency

Mad scientists! In this lesson, your students will explore electrical circuits and engage in a hands-on activity to create them. They will identify the differences between parallel and series circuits.

Mad Scientist: Electric Circuits

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

Does 100% Fruit Juice Have More Vitamin C than Juice with Artificial Ingredients?

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

Search Engine Optimization

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

Salinity & Water Density

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

Cinnamon Bug Repellent: Sweet Relief?

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?

Handedness

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

Does Cooking Food Destroy Its Potential Vitamin Levels? 

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

Floating Eggs: A Pre-Breakfast Experiment

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.

Natural vs. Artificial: Can You Taste the Difference?

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