Cake Week sees the bakers take on a fruity challenge. Prue sets her first technical - a kids' party favourite. Plus, the trickiest showstopper ever set in the first week of Bake Off: an illusion cake.

It's week two, and the sandwich biscuit signature challenge sees bakers trying to blend biscuit and filling. There's a technical task set by Paul Hollywood that no one has tried before. And a final showstopper challenge that takes the biscuit and is literally game changing. Paul and Prue Leith cast a critical eye over the contestants' efforts, while new hosts Sandi Toksvig and Noel Fielding settle into their roles. As ever, it remains to be seen which of the unlucky bakers will be shown the door.

It's Bread Week and the ten remaining bakers have a lot to prove to Paul Hollywood and Prue Leith. This time they've been set three tough challenges: a teacake signature, where they must rise to the challenge; a two-tiered technical that's back to basics; and the most ambitious sculpture showstopper ever set in Bread Week. Only one can claim star baker; while another will leave the tent for good.

Nine bakers remain and for the first time it's caramel week. Prue Leith and Paul Hollywood have set the contestants three sticky challenges - a super sweet signature with a rich teatime favourite, a double Dutch technical, and a caramel showstopper. The three tasks will result in one star baker, while another will leave the tent for good. Sandi Toksvig and Noel Fielding lend a hand with pep talks and shoulders to cry on.

Prue and Paul are seeking perfection in pudding week, with a staggering technical challenge and a multi-layered showstopper that's not to be trifled with.

The bakers face a tough triple challenge including an ambitious traditional pie.

The bakers face a Sicilian signature, a deceptively tricky technical, and a fiddly showstopper in the hottest temperatures ever recorded in the tent.

The remaining five bakers step back in time for Forgotten Bakes Week, facing the test of baking with unfamiliar recipes, with places in the semi-final at stake. They start with a sweet and savoury signature challenge, before Prue Leith sets a boozy technical and, for their final challenge, the bakers must produce an elaborate sponge showstopper that once graced the dining tables of high society. Sandi Toksvig and Noel Fielding are on hand to help the bakers calm their nerves.

It's the semi-final, and the four remaining bakers must set to work on producing 24 exquisite choux buns. Prue Leith has set a complex technical for her first semi-final that leaves everyone stumped. And there's a meringue sculpture showstopper where the bakers mustn't crack under pressure. Noel Fielding and Sandi Toksvig present, while Paul Hollywood passes judgement alongside Prue.

Twelve bakers started, just three remain. Who will succeed with the demanding final challenges, including a high-end patisserie showstopper, to be crowned winner of The Great British Bake Off 2017?

Sandi Toksvig and Noel Fielding welcome 12 contestants to the tent, where judges Paul Hollywood and Prue Leith oversee them in three challenges. This year, the competition kicks off with Biscuit Week, and the bakers are challenged to make signature biscuits that will say something both about them and a place in the British Isles, before tackling one of Paul's childhood favourites in the Technical. Finally, the bakers are tasked to make a 3D biscuit portrait in their first Showstopper.

It’s week two and the remaining 11 bakers face Cake Week – kicking off with a crowd-pleasing signature challenge. Next, the bakers face Prue Leith’s first technical, a complicated cake with a very unusual ingredient. Finally, an ambitious chocolate-collared showstopper turns up the heat in the tent. Who will rise to the various tasks – and who will melt under the pressure? Sandi Toksvig and Noel Fielding present, while series regular Paul Hollywood and Prue pass judgement before another baker leaves the contest.

It’s Bread Week, and the ten remaining bakers have a lot to prove with three tough challenges set by judges Paul Hollywood and Prue Leith. There is a teatime fruity favourite Signature; a deceptively simple time-test of a Technical with an international flavour; and an ambitious Showstopper that’s the largest bread sculpture challenge ever set in the tent. Only one can claim Star Baker, while one of them will leave the tent for good.

It is Dessert Week and judges have set three sticky challengers to test the remaining nine bakers. They must create a cracking meringue Signature, a wobbly Technical and a complex chocolate showstopper that promises to reveal all.

It's Spice Week, and Paul Hollywood and Prue Leith task contestants with a teatime favourite Signature. The Technical means the bakers are tested with a tricky Arabian pastry. And, finally, they take on a fiddly Showstopper that promises to be anything but light work.

It is Pastry Week, and Paul and Prue are looking perfection - with savoury and sweet samosas, a classic French technical, and for the final challenge, a daunting majesticpie fit for a banquet.

It is a Bake Off first with Vegan Week. Prue and Paul have set three very different challenges to test the remaining bakers including savoury pastry signature without butter, a cracking technical and a risky but spectacular showstopper.

Volkommen to Danish Week with a bread signature requiring style and substance, a spherical technical and an elaborate pastry showstopper fit for a Danish birthday party and everyone is out to impress.

In the semi-final the four remaining bakers are all desperate to claim their place in the final showdown; the remaining bakers are just three patisserie challenges away from the biggest day of their baking lives.

Three bakers remain but only one can be crowned winner; Paul Hollywood and Prue Leith set three challenges that will test every aspect of the bakers' skills.

The series gets underway with cake week - during which two of the bakers will be sent home. The first stage of the challenge features a fruit cake, while the technical is a retro classic that requires intricate decoration. Finally, for the showstopper, the contestants must create the birthday cake they wish they had received as a child.

It's crunch time with Biscuit Week, starting off with a luxurious chocolate coated signature bake, then a snack with family significance for Paul and an eye-catching showstopper.

The bakers tackle a signature bake designed to be shared; a deceptively simple summer staple in the Technical; and an ambitious Showstopper.

Prue and Paul set some tricky challenges for the remaining bakers, including a Technical that dates back to Henry VIII and a Showstopper that's usually found at Indian weddings.

The challenges inspired by the roaring twenties include a slapstick Signature and a tiered Showstopper special.

The cake layers stack up in an elegant and challenging bake. There's also a spherical celebration cake and a Technical where success lies in precise decoration.

The bakers draw inspiration from around the world, including something deep fried and Italian, and a spectacular Indonesian celebration cake.

The remaining bakers have their knowledge of pastry tested to the max with a savoury take on a French classic, a multi-layered Moroccan Technical, and a towering Showstopper.

It's the semi-final, and the remaining bakers are tested on their patisserie skills, with a domed Signature dish, a towering Technical and a display case Showstopper

The stakes couldn't be higher as Paul and Prue set three challenges that test every aspect of the bakers' skills. Who will be crowned 2019's Bake Off champion?

It's Cake Week and the bakers put their twist on the classic Battenberg, face a turning-out technical challenge and pay tribute to their heroes in the showstopper

It's Biscuit Week and the bakers make a sophisticated fruit, nut and chocolate combination for the signature, produce two tropical technicals, and create an elaborate table setting showstopper

It's Bread Week, and the remaining bakers have a lot to prove in a sweet and savoury signature, a technical that honours the NHS, and an ambitious, artistic showstopper

It's Chocolate Week and the bakers tackle a deceptively simple traybake signature, a technical packed full of chocolate and nuts, and a white chocolate celebration showstopper.

It's Pastry Week and the bakers put their stamp on a Cornish classic in the signature, go retro in the technical, and make a showstopping classic tart hidden within a cage.

It's a Bake Off first - Japanese Week - and the bakers tackle steamed buns, a tricky, layered technical and a showstopper inspired by kawaii - the Japanese love of all things cute and adorable

It's 1980s Week and the bakers put their twist on the quiche in the signature and tackle a retro treat in the technical. And can they keep their cool with an ice cream showstopper?

It's Dessert Week, and the bakers tackle a miniature cheesecake signature, a 17th-century technical and a showstopping jelly art dessert cake, for a place in the semi-final.

It's the semi-final. The bakers' patisserie skills are tested in a booze-soaked signature, a tricky technical and a delicate showstopper showcasing their finesse and precision.

The finalists pull out all the stops in a set-custard and puff pastry signature, a choccy-nut technical and a magnificent dessert tower showstopper. Who will be crowned the winner of Bake Off 2020?

Bake Off is back, as 12 new bakers make their way into a brand-new bubble. The bakers tackle mini rolls, a nostalgic teatime classic, and cakes that defy the laws of physics.

It's crunch time for the bakers as they put their twist on filled brandy snaps, make a jammy childhood favourite and create an interactive toy made exclusively from biscuit

The remaining bakers have a lot to prove as they put their own twist on a classic Italian focaccia, make a Greek-inspired snack and create ambitious designs in milk bread

The bakers put their twist on the classic pavlova and take on a toffee technical, before creating a delicate dessert wrapped in intricately patterned sponge for a splendid showstopper

It's a Bake Off first, as the bakers attempt to perfect traditional German biscuits and make a torte fit for a Prince, before rising to the challenge with a showstopping tiered cake using yeast

It's Pastry Week and the bakers tackle choux pastry doughnuts and a tricky Turkish technical, before creating a savoury, delicately designed showstopping pastry pie packed full of flavour

It's Caramel Week and the bakers put their twist on a classic caramel tart and produce a family favourite biscuit bar, before making a showstopping dessert encased in a sugar dome.

The remaining bakers explore alternative ingredients as they make a Signature without dairy, a hearty vegan Technical and a towering gluten-free celebration cake for the Showstopper

It's the semi-final and the bakers' patisserie skills are tested as they make delicate layered slices, a French classic and opulent entremets displays. Who will make it to the final?

The last remaining bakers make a classic carrot cake and create a grand Mad Hatter's tea party banquet. Who will be crowned the winner of The Great British Bake Off 2021?

Week 1 in the tent brings 13 new bakers together to test their cake skills. The judges are looking for perfect mini cakes, a tangy technical, and a home baked showstopper.

It's Biscuit Week, and the bakers kick off with illusion macarons in the Signature, before producing a fruity favourite in the Technical. And in the Showstopper, they put their creativity to the test by making a 3D mask entirely from biscuits.

It's Bread Week, and the bakers put their stamp on a classic pizza in the Signature and get in a twist with a classic pastry in the Technical. Finally, the bakers tackle a showstopping Smörgåstårta, a decorative Danish sandwich cake.

The bakers explore authentic Mexican bakes, as they put their twist on the sweet bread pan dulce for the Signature, tackle a Mexican street food staple in the Technical, and make their own showstopping version of the milk-soaked tres leches cake.

It's Dessert Week and the bakers get all steamed up in the Signature, tackle a classic lemon meringue pie in the Technical, and for the Showstopper are tasked with creating a sponge cake with a surprise inside.

Halloween has come early as the remaining bakers tackle three terrifying challenges. There's a seasonal Signature in the form of an apple cake, followed by a s'more-ish Technical and, in the Showstopper, they create a Halloween piñata.

It's Custard Week and the bakers put their twist on floating islands in the Signature, tackle a summer staple, and make custard the star and basis of a showstopping set gateau.

It's Pastry Week, and the bakers are tasked with making vol-au-vents in the Signature and a delicious savoury snack in the Technical, before creating a showstopping 3D pie-scape depicting their favourite childhood story.

It's the semi-final and the perfect time to test the remaining bakers' abilities in patisserie. There are mini charlottes in the Signature that demand precision, a vertical challenge in the Technical, and finally an opulent Swedish showstopper.

It's the final, and the last remaining bakers are tasked with making a perfect picnic for the Signature, and for the Technical, a summer classic. And in the final Showstopper, they must create a baked celebration of our planet. Who will be crowned the winner of Bake Off 2022?

It's Cake Week, and the latest batch of bakers are challenged to produce the perfect vertical layer cake in the signature, an iconic chocolate cake for the technical, and a sponge showstopper that features a menagerie of animals.

It's Biscuit Week and the bakers get stuck into a marshmallow-based Signature challenge, before cracking on with a custard classic in the Technical. Finally, in an illusion-themed Showstopper, the bakers make their favourite meal out of biscuits.

The bakers make a classic cottage loaf and head to Devon for the Technical. Whose plaited centrepiece will get the Breadmaster himself, Paul Hollywood, in a twist?

It's Chocolate Week and the bakers take on three indulgent challenges: a tricky torte in the Signature, a cheesecake challenge in the Technical and a chocolate box Showstopper.

It's Pastry Week and the bakers tackle savoury picnic pies and a classic French rough puff pastry, before creating showstopping decorative sweet pies. Who has the upper crust?

In a Bake Off first, it's Botanical Week and the bakers tackle bakes inspired by nature, starting with a spice-filled Signature, followed by a herby Technical and topped off with a floral dessert Showstopper.

It's Dessert Week and the bakers take on a retro crème caramel and a classic treacle sponge, before creating a showstopping meringue bomb. Who will peak and who will wobble?

It's Party Week and the bakes have a ball with a sausage roll and make an 'anything-but-beige' buffet. Who will put on a semi-finals-worthy spread and who will be a party pooper?

It's the semi-final and the four remaining bakers take on an elegant French patisserie Signature and a buttery French classic in the Technical, before making a showstopping Italian celebration cake made up of delicate puff pastry layers.

It's the final, and the three remaining bakers start with a jaw-dropping choux pastry Signature, before taking on a blast from the past in a sticky Technical and finishing with the ultimate celebration cake Showstopper.

The new batch of bakers elevate a loaf cake, tackle a Technical with a twist and make bamboozling illusion cakes. Whose cake fakery will earn them the first Star Baker award?

In biscuit week, the signature challenge sees the bakers making Viennese sandwich biscuits, before taking a nostalgic turn in the technical, as they recreate a retro minty family favourite. Finally, the bakers take on a dramatic showstopper blending comedy and tragedy, as they craft their own biscuit puppet theatres.

In Bread Week, the bakers are challenged to make savoury buns and bread horns filled with delectable delights. In the Technical challenge, the bakers must follow along as Paul Hollywood demonstrates a recipe before them.

It's Caramel Week and the bakers make caramel biscuits and turn up the heat with showstopping mousse cakes. Who gets a taste of sweet success, and whose mousse cuts them loose?

It's Pastry Week and the bakers tackle a frangipane tart and Paris-Brest, complete with a freestanding podium. Who'll be put on a pedestal, and whose dreams will flake away?

It's Autumn Week and the bakers make sweet autumn-inspired pies and transform veg into showstopping cakes. Who's got their eyes on the pies, and who'll be leaf-ing the tent?

In Dessert Week, the bakers meringue-making skills are put to the test before they make their own attempts at Prue's twist on the classic British steamed suet pudding. The Showstopper Challenge sees the contestants putting their own mark on the beloved tiramisu.

It's a Bake Off first as the bakers get groovy for 1970s Week with towering profiteroles and a retro favourite. Whose gateau will steal the show and who'll make the semi-final?

It's the semi-final and the bakers show off their patisserie prowess with breakfast pastries and a classic-but-theatrical Technical. Who'll make final-worthy fruit entremets?

The finalists go all out with Signature scones, afternoon tea and tiered celebration cakes. Whose chance of winning has come and scone? And who'll be shedding tiers of joy?