Disclosed are a smart cube including a core housing having an accommodation space therein, a plurality of blocks having a surface formed therein to correspond to an outer circumference of the core housing and coupled to each other to be rotatable in a group around the core housing, and a controller configured to recognize a position of at least one of the blocks and to calculate a solution to place blocks having the same outer surface on at least one surface of the cube, wherein the block includes types of shaft blocks coupled to a center of each of top, bottom, front, rear, left, and right surfaces of the core housing, edge blocks in contact with each side surface of the shaft block, and corner blocks interposed between the adjacent edge blocks, the controller recognizes a position of at least one of the blocks based on a rotation direction and a rotation amount of the shaft block, and the plurality of blocks visually outputs a next step of a current step of the solution including a plurality of steps.

Provided is a polyhedral toy which has a wider variety of playing patterns and cannot be predicted in terms of change in forms to thereby enable enhancement of elements of puzzles A first polyhedral piece for forming an upper face of a cube is coupled to a second polyhedral piece for forming a first side face of the cube and a third polyhedral piece for forming a second side face adjacent to the first side face at respective sides of bottom faces of the first polyhedral piece, the second polyhedral piece, and the third polyhedral piece. The second polyhedral piece is coupled to a fourth polyhedral piece for forming a third side face opposed to the second side face of the cube at respective sides of the bottom face of the second polyhedral piece and a bottom face of the fourth polyhedral piece. The fourth polyhedral piece is coupled to a fifth polyhedral piece for forming a lower face opposed to the upper face of the cube at respective sides of the bottom face of the fourth polyhedral piece and a bottom face of the fifth polyhedral piece. The fifth polyhedral piece is coupled to a sixth polyhedral piece for forming a fourth side face opposed to the first side face of the cube at respective sides of the bottom face of the fifth polyhedral piece and a bottom face of the sixth polyhedral piece. The third polyhedral piece of a first cube is coupled to the sixth polyhedral piece of a second cube at respective sides of the bottom faces of the third polyhedral piece of the first cube and the sixth polyhedral piece of the second cube, and the third polyhedral piece of the second cube is coupled to the sixth polyhedral piece of the first cube at respective sides of the bottom faces of the third polyhedral piece of the second cube and the sixth polyhedral piece of the first cube.

The present invention discloses a surface orientation sensing structure, where six printed circuit boards are combined to form a regular hexahedron as the axis of an intelligent magic cube, and a main control chipset can recognize layer rotation by simply sweeping a copper foil through a brush sheet to cause a level change, so that the position change of the layer can be recognized more accurately, a step loss rate is reduced, parts are reduced, and the assembly process is simplified. The present invention further discloses an intelligent magic cube, where all the parts related to orientation sensing are concentrated on the axis, so that the intelligent magic cube can be operated more easily and smoothly, the intelligent functions of the intelligent magic cube can be used more smoothly, and user experience is improved.

The invention relates to a 3-dimensional logic game comprising a support structure (20, 70), an actuating structure (30, 80) attached to the support structure (20, 70) and game elements attached to the actuating structure (30, 80), characterised by that the game elements are formed as carriages (60) provided with first and second marking surfaces (62a, 62b) and being slidably mounted on rails (40) attached to the actuating structure (30, 80); the actuating structure (30, 80) is movable between a first and a second rest position, in the first rest position first groups of three rails (40) form first rail rings (48) around vertices (104) of a first tetrahedron (100) wherein the first marking surfaces (62a) of the carriages (60) are facing outwardly, in a direction away from a geometric centre (S) of the first tetrahedron (100) while the second marking surfaces (62b) are facing inwardly, and the first ring rails (48) allow for sliding the carriages (60) on the neighbouring rails (40); and in the second rest position of the actuating structure (30, 80) second groups of three rails (40) form second rail rings (48) around vertices (204) of a second tetrahedron (200) being the point reflection of the first tetrahedron (100) reflected over the geometric centre (S) thereof, wherein each rail (40) forms one of the second rail rings (48′) around one of the vertices (204) of the second tetrahedron (200) together with the two rails (40) that are positioned closest to it around neighbouring vertices (104) of the first tetrahedron (100) in the first rest position, and on the second rail rings (48) the second marking surfaces (62b) of the carriages (60) are facing outwardly, in a direction away from a geometric centre (S) of the second tetrahedron (200) while the first marking surfaces (62a) are facing inwardly, and the second ring rails (48′) allow for sliding the carriages (60) on the neighbouring rails (40); the support structure (20) comprises pushing bars (22) having skew axis with respect to each other that are arranged along medians (102, 202) of the first and second tetrahedrons (100, 200), and the actuating structure (30) comprises double-armed actuating elements (32) the arms (34) of which are each attached to one of the pushing bars (22).

A magic cube with visible magnetic cabins includes a central shaft piece, six central blocks, eight corner blocks, and twelve edge blocks. Corner block magnetic cabins and edge block magnetic cabins are respectively arranged on the corner blocks and the edge blocks. Magnets and magnetic pieces are respectively arranged in the corner block magnetic cabins and the edge block magnetic cabins. Elastic force between the central blocks and the central shaft piece is adjusted by gear adjusting pieces arranged in the central blocks. By arranging the corner block and edge block magnetic cabins, stability of installation positions of the magnets and magnetic pieces is ensured and an assembly accuracy is improved. The magnetic pieces do not fall off or offset during use. By arranging the gear adjusting pieces in the central blocks, it is convenient to quickly adjust elastic force between the central blocks and the central shaft piece.

The Alphacube invention is a collection of modular shapes that form cubes, each letter of the alphabet and that are a twisty cube puzzle that can be solved for each letter of the alphabet. The pieces can both build structures and communicate verbal messages. They are a toy, puzzle, and an educational tool to teach literacy in a fun and engaging way. The pieces can also be assembled into artistic shapes or into basic shapes that describe animals and simple things like a small hole on a flat surface.

One embodiment of a puzzle device comprising a current puzzle state represented by a modulo-M number of N digits, a set of N indicators each capable of indicating one digit of the current puzzle state, an array of N arithmetic and/or logical operations with each operation in the array corresponding to one of said set of indicators, and a control means of selecting one of said set of N indicators. When one of said set of N indicators is selected, its corresponding operation in the array of arithmetic and/or logical operations is selected, applied to the current puzzle state's modulo-M number of N digits, and the new current puzzle state indicated by said set of N indicators. The puzzle game may be played on a dedicated device or as part of a video game on a computer, mobile phone, or game console. Other embodiments are described and shown.

A wisdom ring puzzle includes: a stage; a first ring unit positioned in a first direction with respect to the stage; a second ring unit positioned in the first direction with respect to the first ring unit; a first pole and a second pole connected to the second ring unit and connected to the stage through the inner side of the first ring unit. The first pole is connected to the first ring unit, extends in the first direction from the first ring unit, turns and extends in a second direction opposite to the first direction, is connected to the stage passing through the inner side of the first ring unit, and passes through the inner side of the second ring unit at a side of the first direction of the first ring unit.

Provided is a polyhedral toy which has a wider variety of playing patterns and cannot be predicted in terms of change in forms to thereby enable enhancement of elements of puzzles. A first polyhedral piece for forming an upper face of a cube is coupled to a second polyhedral piece for forming a first side face of the cube and a third polyhedral piece for forming a second side face adjacent to the first side face at respective sides of bottom faces of the first polyhedral piece, the second polyhedral piece, and the third polyhedral piece. The second polyhedral piece is coupled to a fourth polyhedral piece for forming a third side face opposed to the second side face of the cube at respective sides of the bottom face of the second polyhedral piece and a bottom face of the fourth polyhedral piece. The fourth polyhedral piece is coupled to a fifth polyhedral piece for forming a lower face opposed to the upper face of the cube at respective sides of the bottom face of the fourth polyhedral piece and a bottom face of the fifth polyhedral piece. The fifth polyhedral piece is coupled to a sixth polyhedral piece for forming a fourth side face opposed to the first side face of the cube at respective sides of the bottom face of the fifth polyhedral piece and a bottom face of the sixth polyhedral piece. The third polyhedral piece of a first cube is coupled to the sixth polyhedral piece of a second cube at respective sides of the bottom faces of the third polyhedral piece of the first cube and the sixth polyhedral piece of the second cube, and the third polyhedral piece of the second cube is coupled to the sixth polyhedral piece of the first cube at respective sides of the bottom faces of the third polyhedral piece of the second cube and the sixth polyhedral piece of the first cube.

The present invention discloses a surface orientation sensing structure, where six printed circuit boards are combined to form a regular hexahedron as the axis of an intelligent magic cube, and a main control chipset can recognize layer rotation by simply sweeping a copper foil through a brush sheet to cause a level change, so that the position change of the layer can be recognized more accurately, a step loss rate is reduced, parts are reduced, and the assembly process is simplified. The present invention further discloses an intelligent magic cube, where all the parts related to orientation sensing are concentrated on the axis, so that the intelligent magic cube can be operated more easily and smoothly, the intelligent functions of the intelligent magic cube can be used more smoothly, and user experience is improved.