Case Lab · F40-F48
Fictional F40-F48 cases. Each case requires a decision before revealing the full answer, and every response gets specific feedback — including why the near-miss alternatives are weaker.
0 of 17 cases shown
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Type A
Twelve years of avoiding the park
Recognition / application · Difficulty: Foundation · F40
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Type E
Nervous about the toast, but doing it anyway
Misconception correction · Difficulty: Foundation · F40
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Type A
Four unpredictable episodes in two months
Recognition / application · Difficulty: Foundation · F41
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Type B
Worried about everything, for years
Boundary / differential · Difficulty: Developing · F41
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Type C
A stressful month, or something more?
Insufficient information · Difficulty: Developing · F41
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Type A
Checking the stove, again
Recognition / application · Difficulty: Foundation · F42
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Type E
A thought he would never want
Misconception correction · Difficulty: Boundary · F42
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Type A
Six weeks after the collision
Recognition / application · Difficulty: Foundation · F43
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Type B
Shaken up, but already settling
Boundary / differential · Difficulty: Developing · F43
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Type C
Two days out — too soon to tell
Insufficient information · Difficulty: Developing · F43
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Type A
Found without a name
Recognition / application · Difficulty: Foundation · F44
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Type B
Sudden weakness, no incentive in sight
Boundary / differential · Difficulty: Transfer · F44
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Type A
Six years, many specialists, no answer
Recognition / application · Difficulty: Foundation · F45
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Type B
Convinced it's cancer
Boundary / differential · Difficulty: Developing · F45
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Type C
New complaints, work-up still pending
Insufficient information · Difficulty: Developing · F45
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Type A
Exhausted by a short walk
Recognition / application · Difficulty: Foundation · F48
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Type B
Watching herself from outside
Boundary / differential · Difficulty: Transfer · F48
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All cases are fictional educational scenarios. See About and Safety.