| Classroom discourse and the space of learning F Marton, ABM Tsui, PPM Chik, PY Ko, ML Lo Routledge, 2004 | 1523 | 2004 |
| Children’s stroke sequence errors in writing Chinese characters N Law, WW Ki, ALS Chung, PY Ko, HC Lam Cognitive processing of the Chinese and the Japanese languages, 113-138, 1998 | 101 | 1998 |
| Target oriented curriculum evaluation project: Interim report P Morris, YY Ng, FP Ng, PY Ko, ML Au, CKK Wan Chan, CWY Chan, ... Curriculum Development Institute, Education Dept.., 1997 | 98 | 1997 |
| Designing CALL for learning Chinese characters HC Lam, WW Ki, N Law, ALS Chung, PY Ko, AHS Ho, SW Pun Journal of Computer Assisted Learning 17 (1), 115-128, 2001 | 80 | 2001 |
| Solving the paradox of the Chinese teacher IAC Mok, PPM Chik, PY Ko, TYL Kwan, ML Lo, F Marton, FP Ng, MF Pang, ... Teaching the Chinese learner: Psychological and pedagogical perspectives, 2001 | 76 | 2001 |
| Critical conditions for pre-service teachers' learning through inquiry: The learning study approach in Hong Kong K Po Yuk International Journal for Lesson and Learning Studies 1 (1), 49-64, 2011 | 61 | 2011 |
| Variation and the secret of the virtuoso PY Ko, F Marton Classroom discourse and the space of learning, 43-62, 2004 | 37 | 2004 |
| Beyond labels: Teacher-centred and pupil-centred activities ACI MOK, 莫雅慈, PY KO, 高寶玉 | 32 | 2003 |
| Leadership strategies for creating a learning study community ECK Cheng, PY Ko KEDI Journal of Educational Policy 9 (1), 2012 | 31 | 2012 |
| Case studies of lesson and learning study in initial teacher education programmes P Lamb, PY Ko International Journal for Lesson and Learning Studies 5 (2), 78-83, 2016 | 28 | 2016 |
| Structural awareness, variation theory and ICT support WW Ki, HC Lam, ALS Chung, SK Tse, PY Ko, ECC Lau, PWY Chou, ... L1-Educational Studies in Language and Literature 3 (1-2), 53-78, 2003 | 27 | 2003 |
| Designing learning objects that afford learners the experience of important variations in Chinese characters HC Lam, WW Ki, ALS Chung, PY Ko, ACY Lai, SMS Lai, PWY Chou, ... Journal of Computer Assisted Learning 20 (2), 114-123, 2004 | 26 | 2004 |
| Learning Study–the dual process of developing theory and practice P Yuk Ko International Journal for Lesson and Learning Studies 3 (3), 272-289, 2014 | 25 | 2014 |
| The'enacted'object of learning ML FUNG-LO, 馮盧敏玲, PY KO, 高寶玉 | 22 | 2002 |
| The ‘enacted’object of learning ML Lo, PY Ko What matters, 59-74, 2002 | 22* | 2002 |
| Interpreting differences in learning in terms of differences in the pattern of variation and invariance in teaching: The Hong Kong learning study PY KO, 高寶玉 | 14 | 2007 |
| Making use of learning studies to cater for individual differences ML FUNG-LO, 馮盧敏玲, WY PONG, 龐永欣, PY KO, 高寶玉 | 14 | 2005 |
| ‘Learning Study’for Primary School English Teachers: A Case Story from Hong Kong X Gao, PY Ko Changing English 16 (4), 397-404, 2009 | 13 | 2009 |
| Catering for individual differences: Building on variation: The first findings ML Lo, WY Pong, F Marton, A Leung, PY Ko, FP Ng, MF Pang, PMP Chik, ... Hong Kong: INSTEP, Faculty of Education, The University of Hong Kong, 2002 | 12 | 2002 |
| Multidimensional understandings of school-based mentoring PY KO, 高寶玉, ML FUNG-LO, 馮盧敏玲, CKJ LEE, 李子建 | 11 | 2012 |