Intervals ranging from seconds to octaves, in both treble and bass clefs. Cards are colour-coded for quick recognition. Answers appear on the reverse.
| Arrangement | All Instruments |
| Genres | Theory |
| Format | Theory |
| Level | 2 |
| NumberOfPages | 96 |
| Media | Flashcards |
| Publisher | Kjos Music Company |
| Contributors | Smisor Bastien, Jane (Author) |
| Language | English |
| ISBN | 9780849793585 |