Rosianti, A.H. and Wilujeng, I. 2023. Development of El- Student worksheet Integrated with Hidden Object Games Based on Predict-Observe-Explain Model to Improve Critical Thinking Skills and Visual Representation of High School Learners. Jurnal Penelitian Pendidikan IPA. 9, SpecialIssue (Dec. 2023), 1254–1261. DOI:https://doi.org/10.29303/jppipa.v9iSpecialIssue.5058.