Jigsaw puzzle
Overview

For the Rolling Stones
The Rolling Stones
The Rolling Stones are an English rock band, formed in London in April 1962 by Brian Jones , Ian Stewart , Mick Jagger , and Keith Richards . Bassist Bill Wyman and drummer Charlie Watts completed the early line-up...

song, see "Jigsaw Puzzle (song)
Jigsaw Puzzle (song)
"Jigsaw Puzzle," sometimes spelled "Jig-Saw Puzzle" is a song by rock and roll band the Rolling Stones found on their 1968 album Beggars Banquet.Written by Mick Jagger and Keith Richards, "Jigsaw Puzzle" is one of the longer songs on the album...

"

A jigsaw puzzle is a tiling puzzle
Tiling puzzle
Tiling puzzles are puzzles involving two-dimensional packing problems in which a number of flat shapes have to be assembled into a larger given shape without overlaps . Some tiling puzzles ask you to dissect a given shape first and then rearrange the pieces into another shape...

that requires the assembly of numerous small, often oddly shaped, interlocking and tessellating
Tessellation
A tessellation or tiling of the plane is a pattern of plane figures that fills the plane with no overlaps and no gaps. One may also speak of tessellations of parts of the plane or of other surfaces. Generalizations to higher dimensions are also possible. Tessellations frequently appeared in the art...

pieces.
Each piece usually has a small part of a picture on it; when complete, a jigsaw puzzle produces a complete picture. In some cases more advanced types have appeared on the market, such as spherical jigsaws and puzzles showing optical illusions.

Jigsaw puzzles were originally created by painting
Painting
Painting is the practice of applying paint, pigment, color or other medium to a surface . The application of the medium is commonly applied to the base with a brush but other objects can be used. In art, the term painting describes both the act and the result of the action. However, painting is...

a picture on a flat, rectangular piece of wood, and then cutting that picture into small pieces with a jigsaw
Jigsaw (power tool)
A jigsaw is a tool used for cutting arbitrary curves, such as stenciled designs or other custom shapes, into a piece of wood, metal, or other material. It can be used in a more artistic fashion than other saws, which typically cut in straight lines only. In this way, it is similar to the rasp and...

, hence the name.