Recently, in especially private college in Japan, dispersion of students' educational achievement is distinguished, and fundamental educations for freshmen become more important. The education materials, which raise the level of low-achievement students and interest other students simultaneously, are required. Then we present a teaching material system and project-style education of fundamental mathematics for freshmen, which was demonstrated in our department. It is highlighted that using this system we assign each student each data composing a project, so that we succeed in not only improving education effect but also constructing the decentralized data-making/acquisition system with students