TY  - BOOK
AU  - Leis, Christine E.
AU  - Robinson, Debbie
TI  - Problem-solving in primary mathematics: learning to investigate 
SN  - 978-1-138-91111-6
U1  - 372.7044 L534 2019 
PY  - 2019///
CY  - Oxon, OX
PB  - Routledge
KW  - Mathematics - Study and teaching (Elementary)
KW  - Problem solving
N1  - Includes index
ER  -