This study examines the impact of using the PJBL Model-based LKPD on improving critical thinking skills and digital literacy in learning electrical circuit material in class VI of State Elementary School 007 Sekip Hulu. This research was a quasi-experimental research using a post test control group design. The study used a population of 44 students in class VI consisting of 22 students in the experimental class (class Vla) who used PJBL-based worksheets, and 22 students in the control class (class VIb) who did not use the work5heets. Data were collected through questionnaires and analyzed using the Paired Sample T-Test. The results showed that the value of Sig.(2-tailed) was 0.000, less than 0.05 which implies that there is a significant average difference between classes using PJBL-based LKPD and not using PJBL-based LKPD on critical thinking skills and digital literacy of students. In addition, the calculation of the experimental class N-Gain Score test showed 81.0717 or 81.07%, in the high and effective category. This value indicates that the use of PJBL-based LKPD efficiently improves students' critical thinking skills and digital literacy in learning class VI SD Negeri 007 Sekip Hutu in learning electrical circuit material. The conclusion showed that there was a difference in the average score in the class that usds the PjBL-based LKPD and showed a high and effective category.