This paper reports on a innovative trial in Basic Engineering Lab I. Under the theme required "measuring something", students discover the theme and conduct the entire process from proposal to evaluation. Through this lab, students experiences the "process of solving engineering problems," as well as "team activities," and as a result they were able to acqouire" basic knowledge for measuring" using their own abilities. This paper also reports on the educational effects derived from the creation of measureing apparatus, in the lab.