Abstract :
The aim of this research is to improve student learning outcomes using the problem basedlearning(PBL) model with a Tpack based in improving student learning outcomes in PKNClass IV B subjects at SDN 1 Limboto, Gorontalo Regency. This research method uses theclassroom action research method(PTK) which was carried out in 2 cycles based on datacollection techniques, observation, interviews, documentation and learning outcomes testsusing active data test of educators and students as well as learning outcomes, research resultsshowed that 9 students' activities from initial observations of students or 32% were incomplete,After taking action in cycle I, meeting I completed 11 students or 37.93%, meeting II, studentscompleted 12 people or 41.37%, meeting III, completing 19 students or 65%, while In cycleII, the first meeting of students who completed it was 20 people or 69%, in the second meetingthe number of students who completed it increased by 26 people or 90% with a KKM ?75.During the implementation of the action, there was an increase of 26% using the problembased learning model. Learning outcomes for class IV students at SDN 1 Limboto, GorontaloRegency increased.