Tib-j , P.; wanacheng, T.; Pattanadaenprai, N.; Poongoen, P.; Supapkul, N. THE DEVELOPMENT OF LEARNING ACHIEVEMENT ON READING COMPREHENSION BY USING EXERCISES FOR MATHAYOMSUKSA 1 STUDENTS AT BAN PONG SCHOOL PONG THUNG SUBDISTRICT, DOI TAO DISTRICT CHIANG MAI PROVINCE. JLR 2022, 3, 1-8.