Best 50 books I read

Puzzles

1. Puzzles to puzzle you by Shakuntala Devi, Orient publishers, Delhi (Rs 50).
2. More puzzles by Shakuntala Devi, Orient publishers, Delhi (Rs 50).
3. Figuring - the joy of numbers by Shakuntala Devi, Orient publishers, Delhi (Rs 50).
4. Mensa book of brainteasers by Alan Wareham, Orient publishers, Delhi (Rs 50).