2-3 Weeks. Here's an excellent product for strengthening rhythmic reading skills, creatively incorporating reading rhythms with the music of the masters. Students play their respective percussion instruments along with the basic piano piece OR with enhanced recorded accompaniment to achieve the goal of learning rhythms and music of great composers. Parts included for bells, triangle, tambourine, sticks, wood block, claves, castanets, drums, cymbals. The Teacher's Handbook features full scores of the music as well as reproducible student rhythm parts, rhythm keys and practice exercises. For grades 2-7.