Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Enjoy mental workouts? Use maths occasionally? Like numerical brain teasers? Accept intellectual challenges? Dabble in solving puzzles? Love solving Riddles? Answer ''YES'' to any of these questions, and this is the right book for you! If you want to test your logic skills and have fun, then read this collection of brain teasers and mind benders and check out how smart you are!!