Previous Questions
Part One
You can download PDF files of the following:
| 2026 (Year 9 and below) | Questions | Solutions |
| 2026 (Year 10) | Questions | Solutions |
| 2026 (Year 11) | Questions | Solutions |
| 2026 (Year 12) | Questions | Solutions |
Sample questions from competition run between 2021 and 2024 inclusive that are similar to those that may be asked in the first part of the competition can be downloaded in PDF:
| Year 9 Sample Questions | Solutions to Year 9 Sample Questions |
| Year 10 Sample Questions | Solutions to Year 10 Sample Questions |
| Year 11 Sample Questions | Solutions to Year 11 Sample Questions |
Note that the number of questions in each file may not match the number of questions asked of a year level for a given competition.
Part Two
You can download PDF files of the following:
| 2007 | Questions | Solutions |
| 2013 | Questions | Solutions |
| 2022 | Questions | Solutions |
| 2023 | Questions | Solutions |
| 2024 | Questions | Solutions |
| 2025 | Questions | Solutions |
Note that except for 2007, the Questions and Solutions available here are as they were presented to schools. Any errors in the questions have not been corrected, although with any luck such errors will be noted in the relevant solutions.
The 2007 files have had content removed for trademark reasons.
There is an error in the solution to 8(b) in the 2023 competition. Our apologies for this.