"When did the copyright holders become the Corporations? Who owns the Intellectual Property? Who controls our Arts and Sciences? They are slowly eroding our rights. The authors, scientists, researchers, students and you are very much at risk."
-- Anonymous
Problem Solving with Algorithms and Data Structures using Python
by Brad Miller and David Ranum, Luther College (as remixed by Jeffrey Elkner)
CS Principles: Big Ideas in Programming
by Mark Guzdial and Barbara Ericson
Hands-on introductory computer programming using Python 3.
Beginning Python Programming for Aspiring Web Developers
by Jeffrey Elkner (with liberal borrowings from the work of Allen Downey,
and Peter Wentworth)
An introductory computer programming text book using Python 3.
How to Think Like a Computer Scientist: Learning with Python
by Peter Wentworth, Jeffrey Elkner, Allen Downey, and Chris Meyers
An introductory computer science text book using Python.
Lessons in Electric Circuits
by Tony R. Kuphaldt
A free series of textbooks on the subjects of electricity and electronics
