Khan Academy Projects and Discoveries
Archimedes and the Door of Science
By Jeanne Bendick / Bethlehem Books Imagine a biography, a study of mathematical and scientific concepts, and an overview of the culture of ancient Greece---all rolled into one! Students will love reading this personal account of Archimedes---one of the greatest minds of the ancient world. They'll discover, like Archimedes, the excitement of ideas and learning! Simple illustrations enhance the accessible text. Ages 10 and up. 142 pages, softcover from Bethlehem Books.
Discovery of magnetism
The discovery of magnetism. What can we do with this invisible force?
Discovery of magnetic fields
Let's find out more about this invisible force which guides the compass. How strong is it? What shape is it?
Measuring magnetic fields
How can we quantify the strength of magnetic fields? How strong is the Earth's field?
Discovery of batteries
Basic observations leading to homemade batteries
Discovery of electromagnetism
Discoveries leading to the Right Hand rule
Discovery of resistors
Exploring materials which cause a decrease in deflection when added in series with our meter.
How can we turn electric current into rotational motion?
Discovering static electricity & electrostatic force. What is it? How can it be created, detected, and measured?