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  2. Jigsaw (tool) - Wikipedia

    en.wikipedia.org/wiki/Jigsaw_(tool)

    A power jigsaw Battery-powered jigsaw T-shank blades. A jigsaw is a reciprocating saw that can cut irregular curves, such as stenciled designs, in wood, metal, or other materials. Jigsaws first emerged in the 19th century [1] and employed a treadle to operate the blade, which was thin and under tension, being secured at both ends to an ...

  3. Jigsaw puzzle - Wikipedia

    en.wikipedia.org/wiki/Jigsaw_puzzle

    The name "jigsaw" came to be associated with the puzzle around 1880 when fretsaws became the tool of choice for cutting the shapes. [1] Along with fretsaws, jigsaws and scroll saws have also been noted as tools used to cut jigsaw puzzles into pieces. [6] The term "jigsaw puzzle" dates back to 1906. [6] Wooden jigsaw pieces, cut by hand

  4. Compass saw - Wikipedia

    en.wikipedia.org/wiki/Compass_saw

    Compass saws have a narrow, tapered blade usually ending in a sharp point, typically with a tooth pitch of 2.5 to 3 mm (eight to ten teeth per inch), [2] but down to 1.3 mm (up to 20 teeth per inch) for harder materials and as long as 5 mm (as few as five teeth per inch) for softer materials. [1]

  5. Scroll saw - Wikipedia

    en.wikipedia.org/wiki/Scroll_saw

    A scroll saw is a small electric or pedal-operated saw used to cut intricate curves in wood, metal, or other materials. The fineness of its blade allows it to cut more delicately than a power jigsaw, and more easily than a hand coping saw or fretsaw. Like those tools, it is capable of creating curved cuts with angled edges, by tilting its table ...

  6. Puzzle - Wikipedia

    en.wikipedia.org/wiki/Puzzle

    After becoming popular among the public, this kind of teaching aid remained the primary use of jigsaw puzzles until about 1820. [7] The largest puzzle (40,320 pieces) is made by a German game company Ravensburger. [8] The smallest puzzle ever made was created at LaserZentrum Hannover. It is only five square millimeters, the size of a sand grain.

  7. Vector graphics - Wikipedia

    en.wikipedia.org/wiki/Vector_graphics

    A free software Asteroids-like video game played on a vector monitor. Vector-based devices, such as the vector CRT and the pen plotter, directly control a drawing mechanism to produce geometric shapes. Since vector display devices can define a line by dealing with just two points (that is, the coordinates of each end of the line), the device ...

  8. Vid Grid - Wikipedia

    en.wikipedia.org/wiki/Vid_Grid

    Jasmine Multimedia Publishing founder Jay Samit in 2011.. Vid Grid was first conceptualized by Geffen Records head of new media and former Billboard magazine editor Norman Beil during a jigsaw puzzle play session with his children in late 1993, where the idea of moving jigsaw puzzles intrigued him and it also occurred to Beil that music videos could be the ideal puzzle pieces.

  9. Comparison of vector graphics editors - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_vector...

    Some formats have additional support through Inkscape extensions, including PDF, EPS, Adobe Illustrator, Dia, Xfig, CGM, sK1 and Sketch. The predecessor of Inkscape was Sodipodi. Ipe lets users draw geometric objects such as polylines, arcs and spline curves and text. Ipe supports use of layers and multiple pages.