1) One night when the lion was having Lyons tea he said... - Многозначное слово - лев - Львов
2) "...so its my turn too do you all a good turn." So he did twenty good turns and became giddy. Then he sat down... - Многозначное слово - очередь, поворот, вращение
3) "Things could be worse," said Crow. "You could be a Hamlet pencil, 2B or not 2B..." - Омофоны - to be = two be