Recent content by Ahed

i will do math level 1 and 2, chemistry and physics SATII exams. is mcgraw hills a good book to study from. i need a books that explains the topics well. i saw barrons but it does not have a lot of explanation in it

i saw princeton review book that has both us and world history in it. but im concerned about it because the whole book has 430 pages for both us and world history. whereas barrons us history only book has about 350 pages?? im confused