Japan’s ‘father of Sudoku’ dead at 69
TOKYO, Japan (AFP) -- The man dubbed the "father of Sudoku" for his role in popularizing the numerical brainteaser loved…
5 years ago
puzzle
Rubik’s cube inventor says puzzle is “like love”
LA PLAINE SAINT-DENIS, France (Reuters) -- It's been over four decades since Hungarian inventor and architect Erno Rubik created his…
9 years ago
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