Basically the thinking skills can be developed through integrated teaching model. The purpose of this research is to develop the model of the thinking skills for the elementary school. By using quantitative and qualitative approach the result of this research indicates that the teaching-thinking model integrated to the teaching of Indonesian language and mathematics effectively increases the critical and creatif thinking skills of fifth grade elementary students but not for thinking affectively. The increase of thinking skills is followed by increase of the achievement of Indonesian language and mathematics learning .