The Kodály Hub is an online community where members can download peer-reviewed lessons plans, articles, and media excerpts. Registration is free!
The Kodály Concept has been selected in 2016 to be on the Register of Good Safeguarding Practices by UNESCO
https://ich.unesco.org/en/BSP/safeguarding-of-the-folk-music-heritage-by-the-kodaly-concept-01177