E1
The eight teams compete to create a spectacular brick banquet and at least one supersized masterpiece for the banquet table, including duck and prawn toast, hog roast and a gravity defying cuppa
E2
The teams have to build a funfair with at least one spectacular supersized mechanical ride. And they have to build a vehicle out of the blue. Richard Osman guest judges.
E3
The remaining teams head for the great outdoors, competing to build the best brick display in an Essex wood. There's even a Madagascan crocodile. Guest judge is comedian Bill Bailey.
E4
It's the final stage of the contest and the brick builds include a robot with an ostrich head and an alien from the planet Zorg. Guest judge is comedian Dara Ó Briain.