Celebrity Supply TeacherIn this episode, Emmerdale stars and real-life couple Jeff Hordley and Zoe Henry swap the set of one of the UK's best-loved soaps for their allotment and back garden as they teach us about gardening and how to grow a healthy lunch. Filmed entirely by themselves, they share their love for growing produce and demonstrate how easy it is to grow and make a tomato and basil salad, even if you have no outside space at all.
Horrible HistoriesThe Vikings launch their advert for We Sell Any Monk, Queen Elizabeth I surprises her court with some very odd laws, the sacrifice-obsessed Aztec priests sing their gruesome disco song, plus the Roman equivalent of text messaging.
Operation Ouch!Dr Xand goes underwater to show how your blood clots, and Dr Ronx finds out how echolocation – an amazing navigation technique used by bats to fly in the dark – is helping visually impaired patients. There's a new body trick to make things look bigger, and it's time to meet our first ever Ouch Award nominees. Meanwhile, in the emergency department, a broken leg requires surgery after a clash with a diving board and another patient has their finger stuck in a toy truck.