Thinky Games

The best rule-discovery games

  • Dual Threaded
    Web
    Pen & Paper
    Decipher the rules to solve this single-image puzzle of lines and boxes.
  • Undertoe
    Web
    You've been invited to games of tic-tac-toe on the beach, but there's a twist or two.
  • Letter Coins
    Web
    Pen & Paper
    Find words within arrangements of old letter-stamped coins.
  • IKA
    Pen & Paper
    Meet the Ika creatures in this fan-made puzzle book inspired by LOK.
  • The Temple of Blight
    Web
    Pen & Paper
    Figure out the meaning of several drawings on the wall of a temple.
  • Swampwalker
    Web
    Hop around the level, transforming and avoiding hazards in your quest to reach the stars.
  • Coconuts
    Web
    Pen & Paper
    A short and sweet paper puzzle about placing the contents of a few baskets.
  • One to Three
    Web
    Pen & Paper
    Infer a consistent set of rules that yield a unique solution to each line-drawing puzzle.
  • Normal Maths
    Web
    Combine numbers using cryptic mathematical operators.
  • Occlude
    Windows
    Figure out each Ritual's secret rules hidden within games of solitaire.
  • The Domino Lockpicking Company
    Web
    Pen & Paper
    Identify the underlying line-drawing rules in a collection of domino arrangements.
  • Stencil Revamped
    Web
    Pen & Paper
    Explore a mixed media puzzle archive, rebuilding its ruleset along the way.
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