Khan Academy
Khan Academy: What Is Magnetic Flux?
A reference page to learn about magnetic flux means and how to calculate it. Reference page includes explanation and exercise.
National High Magnetic Field Laboratory
Magnet Academy: Maglev Trains
Prof. Eric Hellstrom of the lab's Applied Superconductivity Center uses a toy train to demonstrate magnetic levitation, the Meissner Effect and magnetic flux trapping. [6:30]
Florida State University
Florida State University: Inductance
This article surveys inductance and its different forms. It discusses numerous topics associated with inductance such as Faraday's Law, self and mutual inductance, inductors, and magnetic field lines.
Wikimedia
Wikipedia: Permeability
This site from the encyclopedia Wikipedia provides a concise definition of magnetic permeability given in terms of magnetic flux density and magnetic field strength.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Electric Generator Model
An electromagnetic induction model that simulates an electric generator made from a conducting loop rotating in a uniform magnetic field and connected to an ammeter.
NASA
Nasa: Solar Data Analysis Center: The Sun
This site presents a general overview of the sun, followed by questions scientists are currently trying to find answers to, and links to several "Sun related," sources.
Khan Academy
Khan Academy: What Is Faraday's Law?
Do you know how to induce an electromotive force? This reference page will help you understand why Faraday's law mean and how to use it.