3 ms·
It would probably be best to use the AoPS books in conjunction with the site as a supplement.
by sn9 4y ago
It would probably be best to use the AoPS books in conjunction with the site as a supplement.
- soferio 4y agoMy observation is that the paper books are unnecessary because the online experience on beastacademy is so comprehensive - and your answers are auto checked. YMMV.