Publisher Desc. Any combination and any number of instruments can play together in harmony. Woodwinds, brass, strings, and mallet percussion can have fun playing in like-instrument or mixed-instrument ensembles. Quartets for All covers a wide range of styles and music by composers from baroque through contemporary eras. Difficulty ranges from grades I through III. The pages are laid out in an identical manner in each book so that performers can quickly locate a point for discussion or rehearsal. No page turning is required while playing. Quartets for All meets the needs of classmates, friends, family, and neighbors who wish to play together for festivals, concerts or just for fun.