This one is a great resource for older kids as the writing is a bit more detailed, and it has some fun activities, like making a model eardrum.
This first volume features 17 composers and includes a detailed summary of their life and greatest works, some fun facts, and a crossword or word search or game at the end.
The students learn ear training, sight reading, music theory, correct posture and fingering.
We use it for both Liam and Lanie (at their respective levels) and they do a lesson or two a week, then practice what they've learned with printable worksheets and some guidance from Mom and Dad.