Train your brain
Subtitle: 60 days to a better brain
By: Dr. Kawashima
Edition: New updated ed.
Publisher: Penguin
Published: 2007
Place of publication: London
Language: eng
Number of pages: 172
ISBN-13: 9781846140044
Subjects: Mental work; Memory; Problems, exercises; Arithmetic; Travail intellectuel; Arithmétique; Problèmes et exercices