Mathematics lessons to build a 5-6-x-secondary school

Abstract. The paper proposes a variant of the organization of extra classes in mathematics for students in the 5-6-grade in order to expand and deepen their knowledge on the subject. Be organized cyclic model that includes five stages: problem solving session for notebooks based on the circuit, solving problems in the form of competition; experimental mathematics lesson, a seminar on home reading, lesson mainstream sci-entific creativity