Jim Balabuszko-Reay / Paul Sebastien
Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Studies have shown that your brain needs exercise. But hard brain teasers and number puzzles not only aren’t fun, they often don’t give a complete brain workout. That’s why we created the BrainReady BrainChallenge. You won’t find any trivia, math, or logic puzzles here - just creative exercises that exercise your visualization skills, memory, vocabulary, and reasoning. We’re not testing your knowledge, we’re working your neurons. The only thing you need is your mind and a pencil.