New skill
Edge cases force new groups
Most items fit cleanly into a group. But some sit on the EDGE — they fit a category in one way but break it in another. Edge cases are how new categories get invented.
Some items break every category — and that's how new categories are born.
New skill
Most items fit cleanly into a group. But some sit on the EDGE — they fit a category in one way but break it in another. Edge cases are how new categories get invented.