For math I think this book has a great collection of theorems and ideas: All the Math You Missed: (But Need to Know for Graduate School). Although You probably

For math I think this book has a great collection of theorems and ideas: All the Math You Missed: (But Need to Know for Graduate School). Although You probably need a certain level of mathematical maturity (A concept which the author of the book is quite passionate about) to really get the most out of it.