Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
This book is about different types of unusual mathematics’ problems for the students of a middle school, who would like to improve their creative thinking in mathematics. The book has the problems, multiple chose to answer a problem, and answers for each chapter. The solutions could be send by one of the addresses that are given in the book.