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Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

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

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

This science fair project idea examines whether people can decode scrambled messages.

In this activity, your child will be challenged to make a tower using paper cups.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Explore the neural and mental mechanisms at play in mental imagery.

The objective of this science project is to determine the length of time for different seeds to germinate.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

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

Learn about the growing app design field by designing a new or improved app for smartphones.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

Multiple-choice test questions can be confusing. Here's a toolbox of tricks and strategies to help your teen become a multiple-choice master.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.