Blast Off with Music Theory! Book 4 by Maureen Cox. Edited by Victoria Mcarthur. For piano. Instruction. Theory. Book. Published by The FJH Music Company Inc (FJ.FF1172).
ISBN 1-56939-087-8. Theory.
A comprehensive written theory series that uses a fun, yet straightforward step-by-step approach.
Book 4 explores double sharps and flats, duplets and triplets, thirty-second notes, augmented diminished intervals and triads, melodic ornaments, and more.