Have you ever head of an invention and thought, damn I could have created that? Well, here's a book that's filled with 101 stories of them. In the book Why Didn't I Think of That?: 101 Inventions that Changed the World by Hardly Trying cartoonist and art director Anthony Rubino Jr. recounts tales of common inventions that anyone could have thought of. Some examples include coat hangers, sliced bread, and bottled water. This 224-page work is written in a funny, clever way and although it isn't necessarily academic it is an entertaining read.