Library›Logic & Lateral Puzzles›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaLogic subject

These crosswords typically combine a definition with a separate wordplay route to the same answer.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
Math & LogicOne small aha
Your new ahaCryptic Crosswords

Cryptic Crosswords: Clues combine wordplay with a hidden definition of the answer. Source: Cryptic crossword ↗

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Logic & Lateral Puzzles

A few more worth knowing.

  1. 25This optimization problem seeks the shortest round trip visiting every specified city exactly once before returning to the start.RECALL
    The Traveling Salesman Problem

    The traveling salesman problem seeks the shortest route through a set of cities, growing far harder as cities are added.

    Open this card ↗
  2. 26This reasoning concept, proven unsolvable in general by Alan Turing, asks whether a program will ever finish running.RECALL
    The Halting Problem

    The halting problem, proven unsolvable in general by Alan Turing, asks whether a program will ever finish running.

    Open this card ↗
  3. 27This reasoning concept allows degrees of truth beyond strict true or false, used in appliances handling uncertainty.RECALL
    Fuzzy Logic

    Fuzzy logic allows degrees of truth beyond strict true or false, used in appliances handling uncertainty.

    Open this card ↗