Students discover GCSE results
23 August 2012 Last updated at 08:37 BST
GCSE results being published on Thursday will reveal whether Wales has caught up with other parts of the UK.
Last year, a record gap emerged at A* to C, despite the fact results had improved in the top grades.
BBC Radio Wales reporter Gilbert John is at Ysgol y Gwendraeth near Cross Hands in Carmarthenshire with pupils finding out their results.