I am at Beginners 14:6 and keep getting worse it seems at hearing thirds. I have been a guitarist forever, I gig and can learn songs by ear. But it is obvious to me that my achilles heel is hearing thirds. It is discouraging. Can anybody offer some help or support in getting over my hurdle?

It seems to me the choice of this material was out of the blue. The module is Rhythmic Subdivisions but the melody is so range-y and unfamiliar, introducing the 7th leading tone without any preparation, that it has got me frustrated and discouraged. Has anybody else encountered trouble with this sec...