Epub gratis - Epub libre - Ebooks gratis en Español - Libros en Format

- epubgratis.tv

En este sitio podrás descargar todos los libros en formato epub y en Español totalmente gratis.

431,976 $ 5,400.00


Martin Gardner Home Site

- martin-gardner.org
8,960,613 $ 240.00

New Page 1

- mindgames-arnis.com

Mind Games, Flash Games Online, Edutainment, Mathematical recreations, Mind games, dudeney, Edward de bono, Lateral Thinking, Martin Gardner, Jar Games, Cryptarithms, Alphametic, Mind Puzzles, Restorations

Not Applicable $ 8.95


Logic puzzles. Daily Treasure

- 4chests.blogspot.com

Logic riddles inspired by the game of the Porcia's coffers of The Merchant of Venice that Raymond Smullyan says in his book: What Is the Name of This Book?

Not Applicable $ 8.94