The Constructivist Learning Design (CLD) research, which took place between 2018 and 2021, was helmed by Associate Professor Lee Ngan Hoe. He was supported by a team of academic researchers and research staff from the National Institute of Education, Nanyang Technological University (NIE, NTU), Master Teachers and a lead curriculum specialist from Singapore’s Ministry of Education (MOE), and an external collaborator from Loughborough University (UK).
Principal Investigator:
| Associate Professor Lee Ngan Hoe | NIE, NTU (Mathematics & Mathematics Education Academic Group, Office of Education Research) | 
Co-Principal Investigators:
| Dr Ng Kit Yee, Dawn | NIE, NTU (Office of Teacher Education, Mathematics & Mathematics Education Academic Group) | 
| Dr Cheng Lu Pien | NIE, NTU ( Office of Graduate Studies and Professional Learning, Mathematics & Mathematics Education Academic Group) | 
| Dr Zhu Ying | NIE, NTU (Office of Education Research, Centre for Science of Learning in Education) | 
| Dr Cynthia Seto | MOE (Principal Master Teacher, Academy of Singapore Teachers) | 
| Ms Gayatri Balakrishnan | MOE (Lead Curriculum Specialist) | 
Collaborators:
| Ms Pang Yen Ping | MOE (Master Teacher, Academy of Singapore Teachers) | 
| Mr Chew Chong Kiat | MOE (Master Teacher, Academy of Singapore Teachers) | 
External Collaborator:
| Dr Chen Ou Hao | Loughborough University | 
Research Staff:
| Ms June Lee | NIE, NTU (Mathematics & Mathematics Education Academic Group) | 
| Ms Liu Mei | NIE, NTU (Office of Teacher Education) | 
| Dr Wong Zi Yang | NIE, NTU (Psychology and Child & Human Development) | 
