Logic / Unit 2 Logic 053 short lesson, about 20 seconds
Definition by Genus and Difference
Captions available
The idea
Assign the term to a class (genus), then state what distinguishes it within that class (difference).
In practice
"Ice: water that is frozen." Genus: water. Difference: frozen.
Where people slip
The most powerful technique — and the one the failure tests in video 056 grade hardest.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
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