The background of this research was created when it found many children who haveintelligence, but their behavior does not reflect a good personality yet. This has become a newproblem in the world of education, especially in preparing the students who have a fullpersonality that is the students who have character. Therefore, this study aimed to create alearning tools that can train the attitude of honesty and affection which are then applied to thetitle of The Development of Learning Tools to Train the Character of Eighth Graders on theMaterial of Lens at SMPN 1 Lamongan. This research was the kind of a learning toolsdevelopment oriented towards the students' honesty and affection. The implementation of theresearch was to develop a preliminary design learning tools, the learning device study byexperts (professors) and practitioners (junior high school physics teacher), and the trial waslimited to the students in SMPN 1 Lamongan. Based on the results of the feasibility analysis of alearning tool for students to train the students' characteon on the lens material indicates thatthe learning tools that have been developed have been fit for use with either category. As forlearning management, analysis showed that in general the teacher has to manage the learningquite well. The conclusion was the learning tools to train the students' character for students inSMP N 1 Lamongan fit for use.