The four remaining bakers compete in the final. In the only Signature challenge of the series, the bakers create ice-cream sandwiches and dessert jars concurrently, ready to share with family and friends at a party. In their most important bake of the series, the finalists' last chance to impress comes in the form of the ultimate Showstopper - a finale fun fair cake.

It's Biscuit Day, and the first heat of bakers return to the Bake Off tent for two tricky challenges. The Technical brings a comforting British classic and for their Showstopper, the bakers are asked to painstakingly create beautiful biscuit piñatas.

It's Bread Day, and the judges hope that the bakers can prove themselves in two tough challenges. In the Technical, Rav asks the bakers to make cute bread rolls, and in the Showstopper, the bakers dough-sculpt their heroes in bread form.

It's Dessert Day, and the judges are looking for the bakers to produce the perfect finale to any meal. Liam sets a fragile Technical with a fruity twist, and the Showstopper has the bakers creating their dream holidays in cheesecake form.

It's Pastry Day and the last chance for the first heat of bakers to go through to Finals Week. The bakers are asked to make a patisserie in the shape of Harry Hill, and transform their favourite takeaway into a pie filling.

The bakers take on the first ever super snacks day, recreating Rav's ultimate sandwich recipe and making giant versions of their favourite sweet delights

It's Dessert Day and the second heat of bakers make stacks of gooey, chocolatey deliciousness and a mash-up dessert combining elements that wouldn't usually share the same plate.

The first heat of the class of 2021 junior bakers enter the Bake Off tent for two exciting cake-based challenges. Harry Hill hosts, while guest judge Paul Hollywood joins Ravneet Gill.

It's Cake Day for the second heat of bakers and there's strange goings-on, as they take on Liam's mad-alien madeleines and showcase their fantasy dream home in cake form

It's Biscuit Day for the second heat of bakers as they take on a familiar Technical and create showstopping time capsules for their future selves to uncover in years to come

Junior Bake Off returns for a new run, with Harry Hill, Liam Charles, new judge Ravneet Gill, and very talented young bakers. This episode features sponge, jelly and fantasy cakes.

The young bakers must create the near impossible in biscuit form, and a masterpiece biscuit canvas inspired by their favourite artist.

On pastry day, Liam asks the young bakers to recreate an unlikely object in pastry form, with a Caribbean spiced twist. And they make choux pastry scenes featuring themselves.

It's Bread Day and the second heat of bakers get their hands dirty in a colourful, twisted Technical, and create bread creatures great and small in a zoological Showstopper.

It's finals week, and our eight junior bakers celebrate by making street food, as they combine part of a Sunday roast with a Middle Eastern filling, and make 3D doughnut displays.

On day two of finals week, the remaining bakers make Japanese-inspired creations, complete with intricate pipe designs, and delicious tartlets that bring together two flavours.

On day three of finals week, the six remaining bakers create tower-stacked illusion bakes that deceive the eye, and make fault line cakes revealing the flavours on the inside.

It's Bread Day and the second heat of bakers rise to a hot cross bunny challenge and create bread-ucational centrepieces. Who will prove themselves worthy of being star baker?

It's Pastry Day and the second heat of bakers take on an invisible filling pie challenge and pay pastry homage to their idols. But whose choux can get them through?

Finals Week begins with American Day. The bakers create red velvet whoopee pies shaped like American footballs, and showstopping Thanksgiving cakes.

On dessert day, the young bakers are asked to make a dessert with ultimate height and jiggle, shaped like an animal, for the Technical, and decorative trifles for the Showstopper.

It's the semi-final and the junior bakers tackle a cute-but-tough Technical, and one of the hardest French patisserie skills with a Junior Bake Off twist: 3D choux centrepieces.

It's Cake Day for the second heat of junior bakers, as they tackle a tricky construction challenge in their first Technical and a showstopping cupcake scene for someone they love.

It's Biscuit Day and judge Liam sets the second heat of bakers the muckiest Technical ever seen, before they bring a magical touch to their showstopping fairy-tale biscuit scenes.

It's Pastry Day for the second heat of bakers and their last chance to win a place in finals week. They make a Spanish snack with a twist and a showstopping celebration pie.