DK 
DK Super Readers Pre-Level Little Sharks Big Sharks 

Use your reading superpowers to learn all about sharks, from the whale shark to one that glows in the dark – a high-quality, fun, non-fiction reader – carefully levelled to help children progress.
Little Sharks Big Sharks is a beautifully designed reader all about fourteen different sharks, and what makes each one unique. Think you know sharks? Read on!
The engaging text has been carefully levelled using Lexiles so that children are set up to succeed.
A motivating introduction to using essential non-fiction reading skills.
Children will love to find out about the different sharks in our oceans, and what makes each unique.