The thoroughly Revised & Updated 4th Edition of “Olympiad Champs Science Class 1 with Chapter-wise Previous 10 Year (2013 - 2022) Questions” is a complete preparatory book not only for Olympiad but also for Class 1 Science. # Updated with Solved Questions of Previous 10 Years of the various Olympiad Exams from 2013 - 2022. # As per the Latest Pattern issued by various Exam conducting bodies. # Past year Questions have been picked from the popular Olympiad Exams of SOF, Silver Zone and Brain Mapping like NSO, IOS, IMO, IOM, IOEL, IGKO, NCO, ICO, IIO, etc. in the 2 Exercises of every chapter. # Theory is presented in interesting & simplified manner with the help of Teasers, Do You Know, Amazing Facts & Illustrations, which enriches reading experience for the children. # Practice Exercise questions are divided into two levels Level 1 and Level 2. # Level 1 is the Beginner’s level which comprises of questions like fillers, analogy and odd one out. # Level 2 is the Advanced level which comprises of questions based on techniques like matching, chronological sequencing, picture, passage and feature based, statement correct/ incorrect, integer based, puzzle, grid based, crossword, Venn diagram, table/ chart based and much more. # Solutions and explanations are provided for all questions at the end of each Chapter. # The book is logically and pedagogically structured to enable easy learning and progress of young minds. We are sure that, with this book, children will be able to Discover the True Champion in themselves!