SKKD No. 0585/UN25.5.1/TU.3/2021 " Student profile multiple representations skills under the implementation of OBSIM (observation and simulation) model of teaching in improving creative thinking skills "
SKKD No. 0786/UN25.5.1/TU.3/2020 " Effectiveness of Textbooks Based on Process Image in Excretion Systems Materials on Student's Higher Order Thinking Skills (HOTS) "
SKKD No. 1205/UN25.5.1/TU.3/2022";: Appliance of Textbook Basic on Process Image of Human Respiratory System against High School Student's Critical thinking Ability"