Vse vrednye sovety - Oster Grigorii

If your child is constantly capricious and does not listen to adults, then he urgently needs to read the harmful advice of Gregory Oster. And the sooner he does, the more likely he is to grow up to be a good "strong boy" or a cute "girl with a scythe and a bow." After reading what can happen to the same capricious and harmful as he, the kid will never want to bully again!
And if you have an exemplary child, then he even more need to read harmful advice - that he did not even think to prank!