key squares and inside/outside the box
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Hello, the term key squares and inside/outside the box are used repeatedly in the lessons but I don't get the full meaning. Is there any section in the lessons or so that explains these concepts?
Sep 11, 2018
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#7
Alltheusernamestaken wrote:
Very good explanation!
Thank You...I get off a good one every now and then :-)
Thank you, this answered my questions completely!