Patent ID: 8020871

Claim:
A board game, comprising: a board assembly; an operation unit mating with the board assembly; wherein the board assembly includes: at least one outer frame; at least one inner board mounted in the outer frame; a plurality of separating edges located in the outer frame and the inner board to separate the outer frame and the inner board respectively; the outer frame of the board assembly includes a plurality of sections which are juxtaposed and combined to form an endless loop; the operation unit includes: a plurality of identification blocks detachably mounted on the sections of the outer frame respectively to identify the sections of the outer frame; a plurality of three-dimensional blocks selectively and detachably mounted on the sections of the outer frame respectively to identify the sections of the outer frame; a plurality of movers movable on the sections of the outer frame respectively to present numbers of movement on the sections of the outer frame; a plurality of counters mating with the movers respectively to count the numbers of movement of the movers on the sections of the outer frame; the movers of the operation unit are detachable from the sections of the outer frame respectively; each of the sections of the outer frame has a surface provided with at least one slot; each of the three-dimensional blocks of the operation unit has a bottom provided with an insert inserted into the slot of a respective one of the sections.