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Misconceptions: Loops can be difficult for students in Scratch Jr.

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  • It is really common for students to execute the code one block at a time.
  • It isn’t clear or well motivated for students to use loops in Scratch Jr.
  • The concept is difficult for the demographic of students Scratch Jr. is created for.

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Tags

  • Programming Concepts
  • Scratch
  • Content Misconceptions
External Source

Interview with Mai Vu

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Other Tips By Mai Vu

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Start teaching Scratch with blocks that run for a set amount of time to avoid the common misconception that blocks are executed simultaneously.
Emphasize to your students that in languages like Java a semicolon ends a complete thought, rather than just a line of code.
Show students examples of infinite loops in Alice using Do-together and Do-in-order blocks with the goal of furthering students’ understanding and recognition of for loops.
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