This research and development aim to (1) Assess the feasibility of PBL-based LKPD integrated HOTS social studies material; and (2) Assess the effectiveness of the PBL-based LKPD integrated HOTS for IPS material. This research method is research and development (R&D) in class VIII SMPN 1 Sei Suka, Batubara. The test results prove that there is a significant difference between student learning outcomes who are taught using the HOTS-integrated PBL-based LKPD and the results of the regular LKPD. The development is carried out through expert validation tests: material, learning design, graphic design experts, and trials: individuals, small groups, and the field. The data on the quality of this development product was collected using a questionnaire and analyzed using qualitative descriptive analysis techniques. The results showed; (1) the material expert test is on very good criteria and is suitable for use, (2) the learning design expert test is on the very good criteria and is suitable for use, (3) the learning media expert test is on the very good criteria and is suitable for use, (4) individual trials are on very good criteria, (5) small group trials are on very good criteria, and (6) field trials are on very good criteria. The effectiveness of the developed product shows that students' social studies learning outcomes are more effective using the HOTS-integrated PBL-based LKPD than the regular LKPD.