In this article we are discussing about formal and operative knowledge and recognition in the teaching of physics. This problem is to concern on different teaching subjects on all type schools too. It is particularly important for teaching subjects, in those demand high degree creating and well development constructive thinking. Obtained knowledge of pupils can have high or ultra low creative potential, what will reflects also in their professional life. Among essential and difficult responsibilities of teachers belong to provide creative teaching, that pupils obtaining the most of operative knowledge.