Note: The syllabus for this paper changed in 2019 (see the official website for more details).
Previously I made a playlist of past paper questions by topic – with regret this has now been withdrawn.
Past papers and markschemes for the this paper can be found at the official website here.
Students taking this qualification might be interested in the following online courses:
Get ready for the Intermediate Maths Challenge (age 13-16) – Free online course!

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Buy the official course textbook, exam practice questions and revision guide (for the new syllabus) here: