Of all the strands in these materials, this is the one with the content you can find most easily find in lots of places. It's all the theoretical knowledge about music – the names of the notes, time signatures, keys, bars, slurs, ties, first time bars sort of stuff. 

To avoid cluttering up the other projects and repeating key bits of knowledge, you'll find you are referred to the relevant Musiknow.

Musiknows to download

Musiknows that are part of Learning Collection 1: Getting Started with Frère Jacques and Friends

(click on the links to download a PDF to your computer)