Home / Books / Hardcore Puzzler

Hardcore Puzzler

There is no known author named 'Hardcore Puzzler' in the provided search results or public records. The search results mention Martin Gardner, who was considered the doyen of American puzzlers, and Raymond Smullyan, a mathematician and logician, but neither is identified as 'Hardcore Puzzler'.

600 Easy to Hard Futoshiki for Adults: aka Hutosiki, Inequality or More or Less, These Math Logic Puzzles are Fun Brain Games to Keep Your Mind Active. (Futoshiki Logic Puzzle Books for Adults)
600 Easy to Hard Futoshiki for Adults: aka Hutosiki, Inequality or More or Less, These Math Logic Puzzles are Fun Brain Games to Keep Your Mind Active. (Futoshiki Logic Puzzle Books for Adults)
2022