This study makes use of an action research paradigm to improve primary students' analyzing skills. It was conducted at the San Esteban Elementary School, Region I, Philippines, during the 6-week off campus practice teaching of one of the researchers. Sources of data include a thinking skills checklist, a set of Curriculum Support Materials (CSM), field notes, and students' activity sheets. The study focused on using problem solving to improve and enhance the students' analyzing skills. Twenty-six (26) Grade Six students participated in this research. Findings reveal significant improvement in the students' analyzing skills after the use of problem solving in the classroom. (Contains 2 tables.)