Students from schools across the UK work in teams to answer quiz questions.
Where to Watch Season 4
17 Episodes
Round 1: Cardwell v Stanley Road
E1
Round 1: Cardwell v Stanley RoadCardwell take on Stanley Road. Who will make it through to the quarter finals?
Round 2: Valley Gardens v Cedar Park
E2
Round 2: Valley Gardens v Cedar ParkIn this first round heat, Valley Gardens take on Cedar Park.
Round 3: Seaside v Liff
E3
Round 3: Seaside v LiffIn this first round heat, Seaside take on Liff. Who will make it through?
Round 4: Tipton v Y Bont Faen
E4
Round 4: Tipton v Y Bont FaenIn this first-round heat, Tipton Green take on Y Bont Faen. Who will make it through to the quarter-finals?
Round 5: Nelson v Queen's
E5
Round 5: Nelson v Queen'sNelson Primary from London take on The Queen's School from Cheshire.
Round 6: Hamilton v Little Chalfont
E6
Round 6: Hamilton v Little ChalfontIn this first round heat, Hamilton College take on Chalfont.
Round 7: Hordle v Overchurch
E7
Round 7: Hordle v OverchurchIn this first-round heat, Hamilton College take on Chalfont. Who will make it through to the quarter-finals?
Round 8: Stanley v South Morningside
E8
Round 8: Stanley v South MorningsideIn this first heat Stanley Primary take on South Morningside. Who will make it through to the quarter-finals?
Quarter Final 1: Hamilton v Cardwell
E9
Quarter Final 1: Hamilton v CardwellIn this first quarter-final Hamilton College take on Cardwell. Who will make it through to the semi-finals?
Quarter Final 2: Overchurch v Y Bont Faen
E10
Quarter Final 2: Overchurch v Y Bont FaenIn this quarter-final Overchurch take on Y Bont Faen. Who will make it through to the semi-finals?
Quarter Final 3: Stanley v Cedar Park
E11
Quarter Final 3: Stanley v Cedar ParkIn this quarter-final Overchurch take on Cedar Park.
Quarter Final 4: Seaside v Queen's
E12
Quarter Final 4: Seaside v Queen'sIn this quarter-final, Seaside Primary from West Sussex take on The Queen's School from Cheshire. Will one of them go on to be Top Class?
Semi-Final 1: Overchurch v Cardwell
E13
Semi-Final 1: Overchurch v CardwellIn this first semi-final, Cardwell Primary take on Overchurch.
Semi-Final 2: Seaside v Stanley
E14
Semi-Final 2: Seaside v StanleyIn this semi-final, Seaside Primary take on Stanley Primary.
Final: Cardwell v Stanley
E15
Final: Cardwell v StanleyIn the final, Cardwell take on Stanley Primary. Who will be crowned Top Class?
Celebrity Special
E16
Celebrity SpecialTwo teams of CBBC stars battle it out, but which team will be crowned Top Class?
Christmas Special
E17
Christmas SpecialSusan Calman hosts as two celebrity teams take on the challenge of answering festive Top Class questions. Jaymi Hensley, Richard Wisker, Kimberley Wyatt and Kevin Adams take on Sam and Mark, Sophia Grace and Jonny Nelson but who will be Top Class this Christmas?
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