Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

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

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Making your own glass cleaner is easy, effective and inexpensive!

This science experiment tests if dog saliva can really help heal wounds.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

In this CD hovercraft science project, students will construct their own DIY hovercraft.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!