

SOF IEO Answer Key 2025-26: The Science Olympiad Foundation (SOF) meticulously orchestrates the International English Olympiad (IEO) and systematically publishes its corresponding answer keys. For the 2025-26 academic cycle, the SOF answer key IEO has been made available, serving as an invaluable resource for students to critically assess their examination performance.
These answer keys, conveniently formatted in PDF, ensure seamless downloadability and access for participants from Class 1 to 12. All pertinent information regarding this process is centrally located on the official website, sofworld.org.
The Science Olympiad Foundation (SOF) releases the International English Olympiad (IEO) answer keys in three sets: A, B, and C. Set A's answer key for Level 1 was released on November 3, 2025. Set B and Set C answer keys are planned for release in November and December 2025, respectively. Students can download the PDF answer keys for all classes from 1 to 12 on the official website sofworld.org.
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SOF IEO Answer Key 2025-26 Overview |
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Key Details |
Information |
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Organiser |
Science Olympiad Foundation (SOF) |
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Exam |
International English Olympiad (IEO) 2025-26 |
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Answer Key Sets |
Set A, Set B, Set C |
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Set A Release Date |
November 3, 2025 |
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Set B Release Date (Expected) |
November 2025 |
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Set C Release Date (Expected) |
December 2025 |
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Classes Covered |
1 to 12 |
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Format |
PDF downloadable on sofworld.org |
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Purpose |
To help students verify responses and estimate scores |
For the convenience of students, the answer keys for SOF IEO Set A, pertaining to the 2025-26 academic year, are provided below. These resources are available in PDF format, facilitating easy download and review.
Below is the table providing direct download links for the SOF IEO Set A answer keys for all classes, available in PDF format for easy access and review.
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SOF IEO 2025-26 Answer Key Download Links (Set A) |
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Class |
Download Link |
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Class 1 |
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Class 2 |
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Class 3 |
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Class 4 |
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Class 5 |
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Class 6 |
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Class 7 |
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Class 8 |
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Class 9 |
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Class 10 |
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Class 11 |
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Class 12 |
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To successfully download the SOF IEO Answer Key 2025-26, adhere to the following sequence of instructions:
Navigate to the official IEO answer key website at sofworld.org.
Locate and click on the option labeled ‘SOF Answer Key and Cut off 2025-26’.
Select the specific link corresponding to the IEO 2025-26 answer key for your relevant set (Set A, Set B, or Set C).
Download the SOF answer key in PDF Format for your particular class.
Proceed to calculate your probable scores by tallying the marks for each correct answer.