Ensure the paper matches the birth year or grade level (e.g., papers for students born in 2014 correspond to Year 1).
For early grade levels, ensure you are comfortable with classical Tamil literature like Athichudi (Year 1), Konraivendan (Year 2), and Nalvazhi (Years 3 & 4), as these are often central to the curriculum.
Standard past paper collections are useful, but editions offer distinct advantages:
A square and a rectangle have the same perimeter. The rectangle's length is 6cm and width is 4cm. If the square's side is increased by 2cm, what is the new area?
There are many fake/low-quality printings. Look for the Green and White cover for the standard edition, or the Red cover for the "Top Level" collection.