This publication focuses on the state of science, technology, engineering, and mathematics (STEM) education and education technology (EdTech) in Bangladesh, Cambodia, the Kyrgyz Republic, and Uzbekistan. The studies conducted from May 2020 to May 2021 include situation analysis reports on STEM education and EdTech for each country in the general education subsectors (primary and secondary). The publication covers discussions of the findings from the studies, identifies gaps and potential intervention areas in the four developing member countries (DMCs), and provides policy recommendations that can also be referenced for other DMCs of the Asian Development Bank.