The Effects of Learning Activities on Waste and Sewage Management Using Question and Problems-Based Learning for Undergraduate Students of Mahasarakham University, Thailand

In this study, the purposes of research were to study and compare knowledge about waste sewage management, environmental ethics volunteers using question problems-based learning, before after class undergraduate students, students with different gender Grade Point Average (GPA). The sample used in 111 being selected by purposive sampling who enrolled course control 1st semester academic year 2019. tools a learning activity plans on solid management test test. statistics frequency, percentage, mean, standard deviation, including hypothesis testing t-test, F-test (One-Way MANOVA, One-Way MANCOVA) Univariate Test. results showed that: (1) had an average score posttest was higher than pretest statistical significance (p < .05); (2) There no > (3) significant (GPA) .05).