SUMMARY
This research is a classroom action research which aims at creating teacher's creativity in teaching math concepts through designing mathematics teaching tools. The research was conducted at SMP Negeri 26 Makassar academic year 2015/2016. The school is one of the partner schools of State University of Makassar (UNM), in which the students of State University of Makassar hold their teaching practice (PPL) every year. The subjects of this research were the math teachers and students by expecting to improve the implementation of PPL in the field of mathematics. There were three cycles to implement this classroom action research; planning, implementing, observing, and reflecting. The data were obtained through observation and tests and analyzed by the descriptive analysis of narrative. The results obtained are: 1) the teachers are motivated in making mathematics teaching tools, 2) there is an improvement in the learning process as the teachers optimize the use of mathematics teaching tools, 3) generally, the students agree that learning by using mathematics teaching tools is better than learning without any, 4) by using mathematics teaching tools, almost all the subjects can reduce the level of abstraction of its math subject matter, and 5) the teachers can develop students’ thinking ability.