"The Monster In the Mailbox is a wonderfully funny book about a sister who cannot any longer take the teasing her little brother dishes out. She comes up with the perfect solution! Want to know more? You have to read the book. This is the perfect teaching resource for lesson plans about teasing and how to handle it. It is beautifully illustrated and the characters are real to life. This is a great book for any child who is having issues around teasing. It is ideal for any child.