In this book you will find the answers to more than 60 questions about oceans and ocean life.◎Why is the ocean blue?◎Is the Dead Sea really dead?◎What makes ocean water salty?◎Do fish sleep?◎What is a mermaid?◎Why should you care about the ocean? Read straight through and become an expert on oceans. Memorize facts to amaze your friends. Find answers fast. There are hundreds of facts to collect, plus dramatic illustrations that will show you the power and mystery of the ocean.