%L UNY1334 %A Sugandi Asep Ikin %X National character which is the goal of national education is the intelligent character based on the value of faith, piousness, and noble qualities. Mathematics instruction oriented towards the development of learners’ potential most strategically contributes to the accomplishment of the goal. One of learning alternatives which can develop national character is mathematics instruction with problem based learning (PBL) in Jigsaw typed cooperative setting. Key words: problem-based, Jigsaw, character %T Developing National Character Through Mathematics Instruction Via Mathematics Instruction With Problem-Based Learning In Jigsaw Typed Cooperative Setting %J PROCEEDINGS International Seminar and the Fourth National Conference on Mathematics Education %D 2011 %I Department of Mathematics Education, Yogyakarta State University