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Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.