Possible Clues:

• Extent - academic achievement
• Angular unit; grade
• Bit of a revolution is what university student wants
• Not much of a turn? It gets an award at Edinburgh, maybe
• The third one usually doesn't feel so good
• See 24
• Scholastic award for a grade on a scale
• Extent of university qualification?
• Award given to a college graduate
• The extent to which undergrads work?