## Contents

**Note from the Editor**(p. 1)**Close Encounters with a Mathematics Journal Paper**by*TAY Eng Guan*(pp. 2 – 13)**The Groundhog Problem**by*HO Weng Kin*and*Peter LILJEDAHL*(pp. 14 – 24)**Fostering Critical Understanding in Singapore Primary Mathematics Classrooms**by*Pearlyn LIM Li Gek, LEE Ngan Hoe*and*CHUA Boon Liang*(pp. 25 – 42)**Types of Understanding of Statistics Demonstrated by Postsecondary Students**by*Collette LEMIEUX*and*Olive CHAPMAN*(pp. 43 – 57)**Book Review: Effective Mathematics Lessons through an Eclectic Singapore Approach**. Reviewed by*Berinderjeet KAUR*(pp. 58 – 61)