TheoryBuilder set TheoryBuilder™ is a set of workbooks for all levels of elementary and high school music theory. The workbooks are designed to help you teach music theory and assign homework. TheoryBuilder eliminates the need to prepare your own materials and helps standardize music theory practice for your students.

We offer Original and New TheoryBuilder workbooks for each of the six levels:

  • Prep A (1st and 2nd graders)
  • Prep B (3rd and 4th graders)
  • Level 1 (5th and 6th graders)
  • Level 2 (7th and 8th graders)
  • Level 3 (9th and 10th graders)
  • Level 4 (11th and 12th graders)

We also offer a Level K workbook, designed for training your youngest students in writing and recognizing clefs, notes, and rests.

A workbook for each level consists of 15 loose worksheets in a folder, with 4-6 questions per sheet. The price of each workbook is $6.95.

Desk Copy If you are a teacher, we suggest buying desk copies ($29.95 ea.), which are conveniently bound with plastic comb binding. The new desk copy contains all new worksheets, from Prep A to Level 4; the original desk copy contains all original worksheets, also from Prep A to Level 4. Please note that Level K is not included in desk copies.


Seni Igrec is a pianist, accompanist, and organist who teaches music at her independent piano studio in Mamaroneck, New York (Westchester county). Dr. Igrec is a member of MTNA, NYSMTA, and Westchester Musicians Guild, and is a former president of the North Shore Music Teachers Association (NSMTA) in Louisiana. Her students are frequent winners of local and state piano competitions. Seni believes that for instruction in music performance to be well-rounded one must also teach music theory and history. She has written TheoryBuilder to help teachers achieve that goal.

More about the author.