TY - CPAPER TI - Emotions in Problem Posing: a Case Study Assessing Students' Enjoyment and Anger Through Facial Expressions AU - Schmidt, Laura AU - Janina, Krawitz T2 - Proceedings of the International Group for the Psychology of Mathematics Education, Volume 1 PB - Psychology of Mathematics Education (PME) PY - 2026 SP - 1299 EP - 1306 SN - 2790-3648 KW - Problem Posing KW - Emotions KW - Enjoyment KW - Anger KW - Facial-Expression-Analysis UR - https://www.igpme.org/publications/RR_PME49/rr/schmidt-emotions-in-problem-posing-a-case-study-assessing-students-enj/ ER -