Mind Boggler Puzzles : We Love Puzzles!
Bok av Speedy Publishing LLC
Don't you just love puzzles? They're pretty to look at, quite challenging to do and extremely satisfying when completed. This book is a mix of easy, moderate and difficult puzzles. You'll have to read the instructions to know what to do. Spend 24 minutes doing these and that's enough time for your brain to create more neuron connectors for improved brain activity. Good luck!