Malorie Blackman 
Fangs 

Poor Fangs, the tarantula, is terribly lonely and bored with her life in the pet-shop. So when Nathan takes her home, she»s more than excited about her new life. But before Nathan can introduce his new pet to his family, he»s going to need her help to convince them that spiders aren»t just creepy and crawly . . . They»re beautiful and brave too!
This funny story from the Children»s Laureate, Malorie Blackman, is perfect for building confidence in young readers – whether reading aloud or reading alone.