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Grammar · editable classroom resource

Not all is not none

Teach the scope of a negative using concrete examples.

Make the thinking visible

Worked relationship · read left to right
Some

Copper and aluminium conduct electricity.

Not all

Plastic does not conduct in this classroom context.

None?

“No materials conduct” contradicts the copper example.

Original classroom example. Numerical data are illustrative unless explicitly identified otherwise. A completed organiser models reasoning; copying it is not evidence of independent learning.

Reveal the misconception check

Ask what the model does not establish. A plausible explanation needs supporting evidence and a clear limit. For a method, check each step against the original conditions.