12 not-so-subtle jokes and weirdness hidden in textbooks
1. This literal cry for help in a stats textbook
2. A pause for thought in a web design textbook
3. Linear algebra explained in an unusual way
4. And similarly good/bad Dad-joke in a chemistry textbook
5. This boozed-up father in a Chinese textbook
6. A maths textbook that asks the big questions
7. A Spanish textbook that doesn’t make any logical sense
8. A computer science textbook with relationship issues
9. A limerick in a human sexuality textbook
10. A terrifying reason to learn in a calculus textbook
11. A hidden dead body in an engineering textbook
12. A woman casually saying hello to a naked couple hiding in a bush in this French textbook.