Planipolis (IIEP UNESCO) is a portal of national education plans and policies and key education frameworks and monitoring reports. It provides a single entry point to official education resources.
The 7th edition of the World Data on Education 2010/11 (UNESCO International Bureau of education) contains detailed and systematized information on education systems, with a particular emphasis on curricula and curriculum development processes.
Reports and academic works
Tan, C., Koh, K. & Choy, W. (2016). The education system in Singapore. In Juszczyk, S. (Ed.), Asian Education Systems (pp. 129-148). Toruñ: Adam Marszalek Publishing House.
Tarn How, T. (2015). Is It Time For A New Approach To Education In Singapore? : Towards Education For A Flourishing Life. THF Lecture Series.
UNESCO. (2014). Education Systems in ASEAN+6 Countries: A Comparative Analysis of Selected Educational Issues, Education Policy Research Series, Discussion Document No. 5, UNESCO Bangkok Office.