E-module is an electronic teaching material resulting from the development of technology and information to help the learning process in schools so that students can learn independently with guidance from teachers at school or independently at home. This study aims to develop an E-module based on the SSI Team Base Project and test the feasibility of the E-module development product. R D research using the ADDIE development model. The results of this study indicate that: 1) the e-module for environmental change based on a team based project integrated with socio scientific issues (ssi) has an average value from the media expert validator of 94% while the average value from the material expert validator is 97% Very feasible category. 2) The results of student and teacher responses have an average percentage value of 93.21% in the Good category. 3) Comparison of the results of the pretest and posttest of students in a limited scale test on 34 students, it is known that the average pretest is 64.58, and the average posttest value is 86.35. In general, the e-module that has been developed meets the criteria of being very feasible and very practical so that the e-module product can be used as a reference for critical thinking skills at SMA Negeri 2 Kota Ternate.
                        
                        
                        
                        
                            
                                Copyrights © 2025