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.

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.

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.

Systems, devices, and methods for a system for a 3-D combination puzzle cube. A game device may include: an outer shell defining a set of guide channels, an inner shell housed within the outer shell, a tumbler system housed within the inner shell, and a set of cube components configured to slide across the set of guide channels, where the set of cube components are arranged to form a 3×3×3 cube, and where at least four cube components on each side of the formed 3×3×3 cube have an imprinted chess piece.

A three-dimensional puzzle comprising a plurality of cuboid puzzle blocks together forming a predetermined three-dimensional puzzle shape, wherein each puzzle block comprises either a male or a female connecting element on each of at least three sides of the puzzle block; wherein the connecting elements for the respective puzzle block are configured such that each puzzle block is unique.

Systems, devices, and methods for a system for a 3-D combination puzzle cube. A game device may include: an outer shell defining a set of guide channels, an inner shell housed within the outer shell, a tumbler system housed within the inner shell, and a set of cube components configured to slide across the set of guide channels, where the set of cube components are arranged to form a 3×3×3 cube, and where at least four cube components on each side of the formed 3×3×3 cube have an imprinted chess piece.

Disclosed is a smart magic cube controller. The smart magic cube controller includes: a controller body (1), the controller body (1) has a plurality of surfaces, and at least one surface of the controller body (1) is configured to be a display module (2); an posture sensing module (3); and a control module (4) in signal connection with the posture sensing module (3), wherein the control module (4) is configured to determine a current top surface of the controller body (1) according to placement state information collected by the posture sensing module (3), and transmits, according to the determined current top surface, a scene mode control instruction corresponding to the current top surface, and when the display module (2) is located on a surface, other than the current top surface and the bottom surface of the controller body (1), the control module (4) is configured to control a display picture of the display module (2) to be displayed upright. The smart magic cube controller is simple to operate and convenient to use; the display module (2) is arranged on a surface of the controller body (1), such that scene mode content of corresponding surfaces can be displayed; and a display picture of the display module (2) can always be displayed upright, thereby facilitating viewing and identifying.

A smart center shaft, a smart Rubik's Cube, and a timing method therefor. The smart center shaft comprises a core, a sensor, and a master control module. The core comprises a housing having a cavity. The sensor is mounted on the core. The sensor comprises a stator and a rotor. The stator is fixed on the housing. The rotor is configured to be connected and rotate simultaneously with a Rubik's Cube layer of the smart Rubik's Cube, thus allowing the rotor to rotate with the Rubik's Cube layer relative to the stator. The master control module is mounted within the cavity. The master control module is electrically connected to the sensor. The master control module acquires a rotation signal of the Rubik's Cube layer on the basis of the relative rotation between the rotor and the stator. The sensor and the core form one integral body, the degree of integration is high, and the consideration of complex assembly relations between the stator and a center block or an intermediate connecting block is avoided.

Disclosed are a smart spindle with a replaceable battery, and a smart Rubik's cube. The smart spindle comprises a core, a sensor and a main control module, wherein the core comprises a housing with a cavity; the main control module is mounted inside the cavity; the sensor is electrically connected to the main control module; the sensor is mounted at the core; the cavity is also used for mounting a battery, the housing is provided with a notch for having access to the battery, and the notch is in communication with the cavity; or, the exterior of the housing is used for mounting the battery, and the housing is provided with a through hole, such that the cavity is in communication with the exterior of the housing via the through hole. When the power for the smart Rubik's cube is insufficient, a player can remove the used battery and replace same with a fresh battery, such that the smart Rubik's cube can continue to be used immediately, without the need to perform charging and the need to stop use for a period of time, thereby facilitating the use by the player.