Marine Invertebrates is a part of the Sea World encyclopedia series that has five books in total. The series in packed with surprising information on invertebrates that live under water. The book is a great pick to explore fascinating marine invertebrates like sea leeches, jellyfish, crayfish, plankton and sea urchins etc. and their characteristics, habitats, parental nature, prey skills and lots more that will astonish you. This book with 32 pages is extremely cost-effective to give young kids wider knowledge. The text comes with supportive pictures to retain attention of children.