This thin easy carry book fits easily into an instrument case. One page Log has 31 rows. Each row has 10 columns. 12 boxes on the Details page are there to write down practice goals. Mark items done, metronome rates, or practice time - the choice is yours. Watch your progress month by month. Also list your repertoire - 3 pages just for that. Make practice count and you'll succeed. Get this book to achieve your music goals.