Nintendo tumbler puzzle as an easter egg in the video game "". In WarioWare Gold, it appears as one of the microgames, in which you need to match 4 marbles in it. Nintendo tumbler puzzle The Nintendo tumbler puzzle, also known as the "Ten Billion Barrel" in English and originally in Japanese, is a mathematical puzzle in the style of Rubik's Cube. It was invented by Gunpei Yokoi of Nintendo in 1980 and was covered by (until the patent expired in March 1995 due to non-payment of a maintenance fee). It consists of a "cylinder" of transparent plastic divided into six levels, together
Missing square puzzle under the mark in the upper image, but goes through it in the lower. Overlaying the hypotenuses from both figures results in a very "thin parallelogram" (represented with the four red dots) with an area of exactly one grid square, so the "missing" area. According to Martin Gardner, this particular puzzle was invented by a New York City amateur magician, Paul Curry, in 1953. However, the principle of a dissection paradox has been known since the start of the 16th century. The integer dimensions of the parts of the puzzle (2, 3, 5, 8, 13) are successive Fibonacci numbers, which