Wisessang J, Dangchamroon A. Development of E-books for Science Subject about Materials around us for Grade 1 Students at Wattaklam School. jomld [internet]. 2024 Feb. 28 [cited 2026 Oct. 10];9(2):183-92. available from: https://so06.tci-thaijo.org/index.php/jomld/article/view/264907