Dive into the world of the Secret Explorers and join them on their action-packed adventures in this four-book boxset collection. Meet the Secret Explorers - a band of brainiac kids from all around the world, here to take young readers on a series of fact-filled fictional adventures! Each with their own specialty, from outer space to dinosaurs, these young globetrotters will teach kids that learning can be fun, encouraging them to become experts in something they are passionate about.    With thrilling narratives and plenty of humor, children will love these four fact-packed chapter books in this adventure collection: The Secret Explorers and the Lost Whales, The Secret Explorers and the Comet Collision, The Secret Explorers and the Tomb Robbers, and The Secret Explorers and the Jurassic Rescue. Join marine-life expert Connor on an undersea adventure, space brainiac Roshni on a mission to fix a space probe, history nerd Gustavo in a battle against tomb robbers, and dinosaur expert Tamiko as she races to save a dinosaur egg! This epic adventure series is packed with: - Four thrilling adventure books for young readers - Fun facts and illustrations about marine life, outer space, ancient Egypt and dinosaurs - Simple and informative diagrams telling kids all they need to know about different subjects - Quizzes, mission notes, and a glossary of words with definitions Each story fast-paced, fun, and full of facts, The Secret Explorers books by SJ King are perfect for children aged 7-9 who are into all things nature, science, technology, and adventure. This kids' chapter books collection consisting of four books is the ideal gift for boys and girls who are naturally curious and care about the planet — packed with lots of information that provides a magical introduction to STEM subjects.  At the end of this adventure series, the "Mission Notes" provides a useful summary of all the scientific facts and discoveries made throughout the story. With fun illustrations, quizzes, and a vocabulary list, the educational value of this book is outstanding and great for a classroom read!