Level 1 -- Lines only
Treble Clef | Viola Clef | Bass Clef
Level 2 -- Spaces only
Level 3 -- Lines, Spaces, no ledgers
Level 4 -- G, D, A strings first position
Violin | Viola | Cello | Bass
Level 5 -- All first position, 0#
Level 6 -- All first position, 1#
Level 7 -- All first position, 2#
Level 8 -- to Third Position, 2#
Level 9 -- to Third Position, 2#, accidentals
Level 10 -- to Third Position, 2#-1flat, accidentals
Level 11 -- To Third position, 3#-2flat, accidentals
Level 12 -- Violin 5th pos. 4#, viola bass treb, cello tenor