John Karos

Welcome to my webpage. The following schedule reflects the course offerings for 2017-2018. If you would like more information on the various ensemble and class offerings for the THS Instrumental Music Department please visit our website at Please check the website for weekly directors notes, schedules, fundraising opportunities.


Online Music Classroom:

All instrumental music students can use the online music classroom at home and at school to access- Note Flight, Sightreading Factory, Practice First and Soundation. Please take advantage of this free web based system provided by FCPS.

John D. Karos

Semester 1

Block 1: Music Theory/ Independent Contract in Music

Block 2: Marching Band ( Winds)

Block 3: Planning

Block 4: Marching Band - (Percussion and Color Guard)

Semester 2

Block 1:  Orchestra 1-4

Block 2:  Concert Band ( Winds)

Block 3: Planning

Block 4: Concert Band ( Percussion)