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
Cambridge School of Architecture and Landscape Architecture at the Lowthorpe School of Landscape Architecture, wanted to begin by taking architectural drafting at Harvard but was refused entry because the school did not admit women. Brooks consulted with the school's head, James Sturgis Pray, who then arranged for architectural design professor Henry Atherton Frost to tutor Brooks privately. Somewhat to his surprise, Frost found his unexpected pupil an adept and enthusiastic student, and in an account of the school's founding he wrote: "Teaching a woman what we had always considered strictly a man's job was not the painful ordeal it had promised to be." Within a year, Frost