Published: 2026-08-19

Editorial

Editorial Team Journal of Thailand Society of Mathematics Education

# ก-ข

Figural Representations on Theory of Mathematical Representations: Operational Diagram and Ways to See

Masami Isoda; Jitlada Jaikla, chanika Senawongsa, Nisakorn Boonsena, Jensamut Saengphan, Pimpaka Intaros

# 1 - 28

How Do We Know It's Proportional? : Learning Ratio in a Primary Mathematics Classroom

เกษม เปรมประยูร, สุวรรณี เปลี่ยนรัมย์

# 84 - 90