Top Class — Season 3

Susan Calman hosts as two celebrity teams take on the challenge of answering festive Top Class questions. Johnny Cochrane, Rachel Stringer, Lauren Layfield and Tallulah Greive take on Barney Harwood, Ed Petrie, Naomi Wilkinson and Alex Riley but who will be Top Class this Christmas?

Susan Calman asks the questions as two teams of CBBC stars take their places in the Top Class studio. Sophia Dall'aglio, Hacker T Dog, Louis Dunn, and Patrick Ward battle it out against Mya-Lecia Naylor, Theo Stevenson, Marley Lockheartand Paddy Wilde.

Susan Calman presents the search to find the UK's smartest school. In this first heat Willowbrook from London take on Lybster from the Highlands. Who will make through to the quarter-finals?

In this second heat, Shears Green take on Potten End. Who will make it through to the quarter-finals?

In this heat, Glenfrome from Bristol take on Elsley from Middlesex. Who will make it through to the next stage of the competition?

In this heat, St John's from Somerset take on Eye from Cambridgeshire. Who will make it through to the quarter-finals?

In this heat, Hollymount from London take on Kilbride from County Antrim. Who will make through to the quarter-finals?

Susan Calman presents the search to find the UK's smartest school. Castle Park from Monmouthshire take on Blackridge from West Lothian. Who will make through to the quarter-finals?

Susan Calman presents the search to find the UK's smartest school. Marton from Lancashire take on St Mary's from Shropshire. Who will make through to the quarter-finals?

Susan Calman presents the search to find the UK's smartest school. Stone from Buckinghamshire take on Elworth from Cheshire. Who will make through to the quarter-finals?

Susan Calman asks the questions as the search for The UK's smartest school steps up to the next stage. In the first quarter-final Hollymount from London take on Marton from Lancashire. Who will make it through to the semi-finals?

Susan Calman asks the questions as the search for the UK's smartest school steps up to the next stage. In this quarter-final Glenfrome from Bristol take on Stone from Buckinghamshire. Will one of them go on to be Top Class?

Susan Calman asks the questions as the search for the UK's smartest school steps up to the next stage. In this quarter-final Potten End from Hertfordshire take on Lybster from the Highlands. Will one of them go on to be Top Class?

Susan Calman asks the questions as the search for the UK's smartest school steps up to the next stage. In this quarter-final St John's from Somerset take on Castle Park from Monmouthshire. Who will make it through to the semi-finals?

Susan Calman asks the questions as the search for the UK's smartest school steps up to the next stage. In this first semi-final Hollymount from London take on Glenfrome from Bristol. Will one of them go on to be Top Class?

Susan Calman asks the questions as the search for the UK's smartest school steps up to the next stage. In this second semi-final, St John's from Somerset take on Potten End from Hertfordshire. Will one of them go on to be Top Class?

The search for the UK's smartest school is nearly over. It's the final and the two remaining teams St John's from Somerset and Hollymount from London battle it out to find out which one of them will be crowned Top Class.