| A metacognitive-based instruction for Primary Four students to approach non-routine mathematical word problems NH Lee, DJS Yeo, SE Hong ZDM 46 (3), 465-480, 2014 | 79 | 2014 |
| Teaching secondary school mathematics: A resource book PY Lee, NH Lee Mc Graw-Hill, 2009 | 60* | 2009 |
| Teaching and learning with concrete-pictorial-abstract sequence: A proposed model SH Chang, NH Lee, PL Koay The Mathematics Educator 17 (1), 1-28, 2017 | 51 | 2017 |
| An exploratory analysis of current pedagogical practices in primary mathematics classrooms ASC Chang, B Kaur, PL Koay, NH Lee The NIE Researcher 1 (2), 7-8, 2001 | 48 | 2001 |
| Singapore education and mathematics curriculum KY Wong, NH Lee Mathematics education: the Singapore journey, 13-47, 2009 | 43 | 2009 |
| Teaching Primacy School Mathematics: A Resource Book PY Lee, NH Lee McGraw Hill, 2009 | 38 | 2009 |
| Shaping Maths Coursebook 6B C Collars, PL Koay, NH Lee, BL Ong, CS Tan Marshall Cavendish Education, 2009 | 32* | 2009 |
| The role of metacognition in the learning of mathematics among low-achieving students NH Lee, ASC Chang, PY Lee Teaching and Learning 22 (2), 18-30, 2001 | 30 | 2001 |
| Mathematics education in Singapore B Kaur, CK Soh, KY Wong, EG Tay, TL Toh, NH Lee, SF Ng, J Dindyal, ... The Proceedings of the 12th International Congress on Mathematical Education …, 2015 | 29 | 2015 |
| Shaping Maths Coursebook 3A C Collars, PL Koay, NH Lee, CS Tan Marshall Cavendish Education, 2015 | 28* | 2015 |
| Shaping Maths Coursebook 2B C Collars, PL Koay, NH Lee, CS Tan Marshall Cavendish Education, 2014 | 28* | 2014 |
| Shaping Maths Coursebook 2A C Collars, PL Koay, NH Lee, CS Tan Marshall Cavendish Education, 2014 | 28* | 2014 |
| Shaping Maths Coursebook 1B C Collars, PL Koay, NH Lee, CS Tan Marshall Cavendish Education, 2013 | 28* | 2013 |
| Shaping Maths Coursebook 1A C Collars, PL Koay, NH Lee, BL Ong, CS Tan Marshall Cavendish Education, 2013 | 28* | 2013 |
| Shaping Maths Coursebook 6A C Collars, PL Koay, NH Lee, BL Ong, CS Tan Marshall Cavendish Education, 2009 | 28 | 2009 |
| Shaping Maths Coursebook 5A C Collars, PL Koay, NH Lee, BL Ong, CS Tan Marshall Cavendish Education, 2008 | 28 | 2008 |
| Shaping Maths Coursebook 5B C Collars, PL Koay, NH Lee, BL Ong, CS Tan Marshall Cavendish Education, 2008 | 28* | 2008 |
| Shaping Maths Coursebook 4A C Collars, PL Koay, NH Lee, BL Ong, T C.S Marshall Cavendish Education, 2007 | 28 | 2007 |
| Shaping Maths Coursebook 3B C Collars, PL Koay, NH Lee, CS Tan Marshall Cavendish Education, 2007 | 28 | 2007 |
| Shaping Maths Coursebook 3A C Collars, PL Koay, NH Lee, CS Tan Marshall Cavendish Education, 2007 | 28 | 2007 |
