Four junior bakers, Alyth, Harrison, Kiah and Matthew, have their baking knowledge tested when they're asked to follow a surprise recipe for strawberry shortcake stacks.

Sam and Mark host as four new junior bakers compete for the quarter-finals. Farhaan, Hannah, Olivia and Tom try to follow a classic French recipe for patisserie madeleines.

Sam and Mark host as four junior bakers compete for the quarter-finals. Grainne, Isaac, Matilda and Will's baking knowledge is tested with a recipe for a chequerboard biscuit.

Sam and Mark host as four junior bakers compete for the quarter-finals. Euan, Lucy, Peter and Sienna attempt to make Indian rotis, a flatbread spiced with cumin and turmeric.

Sam and Mark host as four junior bakers compete for the quarter-finals. Alex, Hafsa, James and Megan attempt the technical challenge of making a salted caramel cake.

The country's best young bakers go head to head. Alfie, Andrea, Freddie and Lucy attempt a rustic cheese soda bread for their technical challenge.

The country's best young bakers go head to head as they attempt a pineapple and blueberry upside-down cake in the technical challenge.

The country's best young bakers go head to head. Judges Graham Hornigold and Allegra McEvedy set four bakers the task of creating an old-fashioned jam roly-poly.

The country's best young bakers go head to head. It's the last of the heats and just one place remains in the quarter-finals.

The country's best young bakers go head to head. It is the first of two quarter-finals and the bakers have to come up with their version of a decorative fruit pie.

Sam and Mark host as the second batch of quarter-finalists enter the Bake Off tent to face judges Graham Hornigold and Allegra McEvedy.

Sam and Mark host the semi-final as judges Allegra McEvedy and Graham Hornigold examine the bakers' knowledge with a series of tough technical tests.

It's the final and the last four bakers enter the Junior Bake Off tent to face their first signature challenge and bake their best version of a pizza.

The country's best young bakers go head to head. Sam and Mark host as four finalists face the final challenge - creating a tiered and layered cake.