00875nam a2200217Ia 4500 CTU_29172 210402s9999 xx 000 0 und d 372.7 A618p Baker, Lyndon Primary mathematics with Polydron TM : Explore, create, understand Lyndon Baker, Bob Ansell, Ian Harris Northampton Polydron International 1995 The book is divided into two parts. The first part is full of helpful suggestions for directed work with early years children. The second part is a collection of structured activities provided as a set of photocopiable worksheets with accompanying teacher's notes Mathematics Study and teaching (Elementary) Minh Trung tâm Học liệu Trường Đại học Cần Thơ