Error Message magSQ?

CS Discoveries Unit and Lesson Discussion
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1

In lesson 17, puzzle 13
My student is getting the following error:
ERROR: Line: 79: TypeError: this.velocity.magSq is not a function

Does anyone know how to fix this!

Thanks!

Liz

2

Hi Liz,

Can you click the “Share” button for that puzzle and paste the link here? That way we can try to debug the code.

Thanks,
Elizabeth