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Teach students how the xy-coordinate system works before having them use motion blocks in Scratch so they don’t get confused by positive and negative numbers.

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  • Understanding the coordinate plane in mathematics helps students understand the coordinate plane in Scratch.
    • In Scratch, the origin is at the center of the screen just as it is in the xy-plane.
  • Proficiency with the coordinate system eases the use of motion blocks in Scratch.

More about this tip

Tags

  • Scratch
  • Interdisciplinary Connections to CS
External Source
Interview with Danielle Harlow
Other Tips By
Other Tips By Danielle Harlow

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Ask students “What were you trying to do?” when they ask for help to help answer their own questions because they may already have the skills to debug their own Scratch programs.
Consider using the Finch robot for an interactive coding activity.
Emphasize that Scratch is REAL coding; this lets students know that programming in educational languages like Scratch or Python is valuable even though these languages aren’t commonly used in industry.
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