Children's science series. Ed and Oucho must invent a stall to make chocolate-covered marshmallows for Chloe, but zombies threaten to eat Oucho if it's not built on time. Show more
Discover 11,128,835 listings and 280,040 playable programmes from the BBC
Children's science series. Ed and Oucho must invent a stall to make chocolate-covered marshmallows for Chloe, but zombies threaten to eat Oucho if it's not built on time. Show more