SAMANYA, kanok- on; WANNUPATAM, B. .; CHAROENKIATKAN, C. The Effects of Using Phenomenon-based Learning with the R-C-A question technique in the topic of Environment in the Community on Learning Achievement and Problem-solving Ability of Prathomsuksa 3 Students: The Effects of Using Phenomenon-based Learning with the R-C-A question technique in the topic of Environment in the Community on Learning Achievement and Problem-solving Ability of Prathomsuksa 3 Students. RATANABUTH JOURNAL, Yasothon, Thailand, v. 5, n. 3, p. 458–472, 2023. Disponível em: https://so07.tci-thaijo.org/index.php/rtnb/article/view/3890. Acesso em: 17 jun. 2025.