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

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

This project uses toy cars to determine how friction and gravity affect cars and braking.

In this science fair project, young children notice and track changes in trees throughout the year.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Examine whether males or females are more likely to have a higher center of gravity.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

This science fair project idea investigates how different disinfectants work in killing germs.

This science fair project challenges students to research vortices occurring in nature and then create their own vortex.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Use a dichotomous key to identify plants or animals.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Science fair project that demonstrates how stalagmites and stalactites are formed.

This science fair project idea determines how your body responds to allergies.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.