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.

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.

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

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

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

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

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

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

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

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

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

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!

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

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

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

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment