MTG International Science Olympiad (ISO) Previous Years’ Papers Class 1

MTG’s International Science Olympiad (ISO) Previous Years’ Papers for Class 1 is an indispensable practice workbook for students aiming to secure a top rank in the SOF International Science Olympiad (formerly NSO). Designed to give real, hands-on exam experience, this book offers a deep dive into the official examination structure and question styling followed by the Science Olympiad Foundation.

This compilation is 100% Real, 100% Solved, and focused on 100% Practice. It serves as the final step in a student’s preparation journey, helping them build familiarity with exam patterns, eliminate test anxiety, and learn optimal time management strategies at an early stage.

Key Features:

• 10 Previous Years’ Test Papers: Contains real past exam question papers spanning 5 years (2021 to 2025), covering both Set A and Set B for comprehensive revision.

• 02 Model Test Papers: Features 2 mock test papers carefully drafted according to the latest SOF exam guidelines to test the student’s final readiness.

• 5 Previous Years’ Chapter-wise Analysis: Includes an insightful weightage blueprint showing which science chapters and topics have been asked most frequently over the past 5 years.

• 24 Sample OMR Sheets: Packed with mock bubble sheets to help young Class 1 learners practice correct filling techniques and avoid errors on the actual exam day.

• Answer Keys with Detailed Explanations: Every single question is accompanied by an in-depth, easy-to-understand explanation to help clear up lingering conceptual doubts.