Python Playground
Geeky Projects for the Curious Programmer
Python Machine Learning by Example
Yuxi (Hayden) Liu
Real-World Bug Hunting
Peter Yaworski
The Hacker Playbook
Peter Kim
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain