Hokking, T., and W. Keeratichamrorn. “A STUDY OF THE LEARNING ACHIEVEMENT IN LEARNING UNIT OF FUN INFORMATION AND SURROUNDING-CONTEXTUAL PUZZLES AND MATHEMATICAL LITERACY IN 6TH-GRAND ELEMENTARY SCHOOL STUDENTS USING CONTEXT-BASED LEARNING WITH KWDL TECHNIQUE”. Research Community and Social Development Journal, vol. 17, no. 3, Sept. 2023, pp. 167-78, doi:10.14456/nrru-rdi.2023.43.