The Puck puzzle (
Hungarian: ''Kép Korong''), also known as
Picture Disc
Picture discs are gramophone record, gramophone (phonograph) records that show images on their playing surface, rather than being of plain black or colored vinyl. Collectors traditionally reserve the term picture disc for records with graphics ...
, is a
combination puzzle
In mathematics, a combination is a selection of items from a set (mathematics), set that has distinct members, such that the order of selection does not matter (unlike permutations). For example, given three fruits, say an apple, an orange and a ...
invented in 1980 by Hungarian
physicist
A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe. Physicists generally are interested in the root or ultimate cau ...
András Végh. The disc shaped puzzle consists of 2 central pieces: the inner disc, and segments forming a ring around the inner disc. The number of segments is an even number, most commonly six, eight, or twelve. The outer ring can be rotated around the central disc, similar to a wheel being rotated around its
axis
An axis (: axes) may refer to:
Mathematics
*A specific line (often a directed line) that plays an important role in some contexts. In particular:
** Coordinate axis of a coordinate system
*** ''x''-axis, ''y''-axis, ''z''-axis, common names ...
. The two parts of the central disc can also be rotated, together with the attached ring.
With these operations, the combination of the parts can be changed. The goal of the game is to obtain a specific combination, such as forming a picture or ordering a sequence of numbers on the segments.
[ Szentiványi Tibor: Egy új logikai játék a PUCK, Rubik nemzetközi játékmagazin, 2/1983 szám, (32-34). oldal.]
References
External links
Virtuális Puck(Java Script)
Combination puzzles
Hungarian inventions
Mechanical puzzles
1980s toys
Single-player games
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