Python Tutor -- http://pythontutor.com/-- helps people overcome a fundamental barrier to learning programming: understanding what happens as the computer executes ...

Python Tutor and other interactive visual tools are reshaping how people learn to code by making abstract concepts concrete. Instead of relying solely on text, learners can watch code execute ...

This paper presents Online Python Tutor, a web-based program visualization tool for Python, which is becoming a popular language for teaching introductory CS courses. Using this tool, teachers and ...