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Puzzle designer, inventor. Title. Ph.D. in optics. Gear cube. Oskar van Deventer (born 1965) is a Dutch puzzle maker. [1] He prototypes puzzles using 3D printing. His work combines mathematics, physics, and design, and he collaborates at academic institutions. [2][3][4] Many of his combination puzzles are in mass production by Uwe Mèffert and ...
Hoyt moved to Chicago in 1990 to work as an option and futures trader on the floor of the Chicago Board of Options Exchange. While working there, he began developing various toys, games and puzzles in his spare time. In 1993, he sold his first game, Crossword the Game, to Parker Brothers. Shortly after, in 1994, he started developing games full ...
Puzzle. A puzzle is a game, problem, or toy that tests a person's ingenuity or knowledge. In a puzzle, the solver is expected to put pieces together (or take them apart) in a logical way, in order to find the solution of the puzzle. There are different genres of puzzles, such as crossword puzzles, word-search puzzles, number puzzles, relational ...
Country. Netherlands. The Gear Cube is a 3-D combination puzzle designed and created by Dutch puzzle maker Oskar van Deventer based on an idea by Bram Cohen. [1] It was initially produced by Shapeways in 2009 and known as " Caution Cube " due to the likelihood of getting one's fingers stuck between the gears while speedcubing. [2]
The Rubik's Cube is a 3D combination puzzle invented in 1974 [ 2 ][ 3 ] by Hungarian sculptor and professor of architecture Ernő Rubik. Originally called the Magic Cube, [ 4 ] the puzzle was licensed by Rubik to be sold by Pentangle Puzzles in the UK in 1978, [ 5 ] and then by Ideal Toy Corp in 1980 [ 6 ] via businessman Tibor Laczi and Seven ...
Educational measurement refers to the use of educational assessments and the analysis of data such as scores obtained from educational assessments to infer the abilities and proficiencies of students. The approaches overlap with those in psychometrics. Educational measurement is the assigning of numerals to traits such as achievement, interest ...
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