A Great Piggy Bank of Secrets for Boys

The world of real boys is a peculiar secret society, the entrance to which is open only to true adventure seekers. And although secrets in this circle are passed from mouth to mouth, there is no room for gossip here... — everything is serious and adult. From this book, like from a piggy bank of knowledge, you can draw invaluable secrets and useful tips every day, as it contains everything every boy needs to know. How to start a fire without matches? How to protect yourself and your loved ones? How to expose a liar? How to make a conversation partner laugh? How to decode handwriting? How to restore a battery? How to send a distress signal? How not to get lost in the web of the Internet? How to use the deductive method to solve the most mysterious incidents? Real boys always want more — this Great Piggy Bank of Secrets is created just for them. For middle school age.