what are school years in uk?
Key Stage 1 - Foundation year and Years 1 to 2 - for pupils aged between 5 and 7 years old. Key Stage 2 - Years 3 to 6 - for pupils aged between 8 and 11 years old. Key Stage 3 - Years 7 to 9 - for pupils aged between 12 and 14 years old, Key Stage 4 - Years 10 to 11 - for pupils aged between 15 and 16 years old, and.