free courses from Stanford

Stanford is offering "ten courses from Stanford’s School of Engineering...including the three-course introductory sequence in Computer Science...free of charge."

Introduction to Computer Science
Programming Methodology CS106A
Programming Abstractions CS106B
Programming Paradigms CS107

Artificial Intelligence
Introduction to Robotics CS223A
Natural Language Processing CS224N
Machine Learning CS229

Linear Systems and Optimization
The Fourier Transform and its Applications EE261
Introduction to Linear Dynamical Systems EE263
Convex Optimization I EE364A
Convex Optimization II EE364B