A Mind For Numbers: How to Excel at Math and Science by Barbara Oakley. The book is almost childish in some sections, but the lessons are great. I'm still usin

A Mind For Numbers: How to Excel at Math and Science by Barbara Oakley. The book is almost childish in some sections, but the lessons are great. I'm still using many of the lessons daily such as taking a break when stuck on a hard problem, doing the most difficult task of the day first or that it is okay if you don't understand something immediately.