The Basic Core Curriculum B.E. 2551 from Ministry of Education of Thailand :
https://drive.google.com/file/d/1SjQZqQbmU52DP1ODySpOmVEcUzW-7xP7/view
example of 3rd grade mathematic lesson plan in Thailand (Thai Language):
https://drive.google.com/file/d/1sHbt4KfJYNp1p-cmcNn1XN_Hm49yggvm/view?usp=sharing
my lesson plan:
https://drive.google.com/file/d/1a5SnaWh7Vm5H_z7fLlvXJVzWVrvWZT19/view?usp=sharing
Story from Chiang Mai, Thailand 