Dr. Scratch 2.0: A Tool to Evaluate Computational Thinking

Guest talk with Prof. Dr. Gregorio Robles, Universidad Rey Carlos, Madrid

March 28, 2025

Scratch is a free programming language and online community for young people that allows them to develop digital stories, animations and games.

Dr. Scratch 2.0 is a web-based service designed to analyze Scratch projects. It augments the original Dr. Scratch, that is widely used by learners, educators and researchers, by offering five new functionalities:

  • the Default and Extended Modes evaluate computational thinking skills by identifying coding issues, and generating certificates
  • the Personalized Mode allows custom rubric creation
  • the Comparison Mode analyzes and compares two projects, highlighting differences
  • the Batch Mode processes multiple projects simultaneously, delivering detailed reports via email,
  • the Recommender Assistant: a chatbot-like feature that guides users in resolving to code “bad smells”.

In his talk, Prof. Dr. Gregorio Robles will present these new evaluation features and demonstrate the latest efforts of the tool, which incorporate 3D glasses into the evaluation procedure.

Dr. Scratch 2.0 – A tool to evaluate computational thinking
Guest Talk with Prof. Dr. Gregorio Robles, Universidad Rey Juan Carlos

Time: 28.03.2025, 11.00 am – 01.30 pm
Location: Room 137, Marsstr. 20, TUM School of Social Sciences and Technology
No registration required
About

Gregorio Robles is a Full Professor at the University Rey Juan Carlos in Madrid. His research focuses on Software Engineering, especially in software analytics of Open Source Software systems. In the field of Computational Thinking (CT), he investigates the effect of using coding as a way to help students learn beyond coding. He also works on how the development of CT skills can be assessed.

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