Quiz show to find the UK's smartest school. In this heat, Hayshead from Angus take on Little Sutton Primary School from the West Midlands. Show more

Quiz show. In this quarter-final, Delamere Church of England Academy from Cheshire take on Glengarnock Primary School from Ayrshire. Show more

Quiz show. In this quarter-final, Sheringham Community Primary School from Norfolk take on Little Sutton Primary School from the West Midlands. Show more

Quiz show. Sidlesham Primary School from West Sussex take on Delamere Church of England Academy from Cheshire. Show more

Quiz show. It's the quarter-finals and Mossneuk Primary School from East Kilbride take on Tilston Parochial Church of England Primary School from Cheshire. Show more

Quiz show. Pant Primary School from Merthyr Tydfil take on Stone Church of England Combined School from Buckinghamshire. Show more

Quiz show. It's the first semi-final and Calside Primary School from Dumfries take on Little Sutton Primary School from the West Midlands. Show more

Quiz show. In this first quarter-final Calside Primary School from Dumfries take on Stone Church of England Combined School from Buckinghamshire. Show more

Quiz show. Blaenavon Heritage Primary School from Torfaen take on Calside Primary School from Dumfries. Show more

Quiz show. Sheringham Community Primary School from Norfolk take on St Patrick's Primary School from County Down to find the UK's smartest school. Show more

Quiz show. Glengarnock Primary School from Ayrshire take on Wootten Wawan Church of England Primary School from Warwickshire. Show more

Quiz show. It's the semi-finals, and Tilston Parochial Church of England Primary School from Cheshire take on Delamere Church of England Academy from Cheshire. Show more

Quiz show. In this first heat, Mossneuk Primary School from east Kilbride take on Whitehorse Manor Junior School from Surrey. Show more

Quiz show. Hampstead Parochial Church of England School from London take on Tilston Parochial Church of England Primary School from Cheshire. Show more

It's the final, and Little Sutton Primary School from the West Midlands take on Tilston Parochial Church of England Primary School from Cheshire. Show more

Susan Calman asks the questions as two teams of CBBC stars battle it out in the Top Class studio. Show more