The SOF IEO (International English Olympiad) Answer Key release is coordinated directly by the Science Olympiad Foundation (SOF).

The official answer keys for the IEO 2025-26 Level 1 are released in phases for Sets A, B, and C:

• Set A Answer Key: Was already released in November 2025.

• Set B Answer Key: Expected to be released in late November 2025.

• Set C Answer Key: Expected to be released in December 2025.

You can check this resource page, which is continuously updated with the official PDF links for the respective sets and classes, right after they are published: https://school.careers360.com/articles/ieo-answer-key Use the key immediately to verify your answers and assess your score

You can get the answer key for the examination of SOF IEO 2025 to 2026 from career 360

click the following laying given below to get the answer key for the examination of SOF IEO 2025-2026 for all the sets A,B,C and D.

https://school.careers360.com/articles/ieo-answer-key

Hello,

You can get the SOF IEO Answer Keys 2025-26 from the Careers360 website. This website also provides previous year question papers, exam patterns, syllabus, important dates, question papers along with answer keys, exam paper analysis, marking schemes, and preparation tips also.

LINK: https://school.careers360.com/articles/ieo-answer-key