Luna and Leo play outside.When it starts to rain very hard,they have to run into the house.It is impossible to play outside any longer.Playing inside is so boring. When will it stop raining?Luna and Leo play outside.They drag a big box outside to build a zoo.When it starts to rain very hard,they run into the house.It is impossible to play outside any longer.Playing inside suddenly becomes very boring.Luna is a series of 7 books. The stories are all close to the lives of children.Although simple, there is a lot to talk about during and after reading the book. Excellent for developing an emotional vocabulary.