ISBN-13: 9789400727144 / Angielski / Twarda / 2013 / 218 str.
ISBN-13: 9789400727144 / Angielski / Twarda / 2013 / 218 str.
This book chronicles a series of experimental adventures that astonished both students and their teachers: the reinvention of fractions and decimals in a sequence of lessons and situations that allowed the students to construct the concepts for themselves.