Theory Boosters (Kjos)
Clear up confusion over sharps, flats and naturals with this one-of-a-kind teaching tool! Accidentals are drilled on the staff and the keyboard Bastien Theory Boosters will launch your students to new heights of theory success. Each activity book focuses on a single theory concept using puzzles, mazes, games, riddles, and more to fuel your students' natural love of learning.
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