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Harvard University · CS50 Scratch
CS50 Scratch 编程导论
A visual introduction to programming fundamentals using Scratch.
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Subject：Scratch
Level：Introductory
Suggested stage：Year 1 (inferred)
Public-material edition：Official course page (year not stated)
Language：English
Videos：Available
Assignments / solutions：Available / Not verified
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Harvard CS50 OpenCourseWare · verified 2026-07-31