The Olobobs invent a new ball game, but can't agree on the rules. When Lemon accidentally bursts the ball they make Burby, they learn that rules can be invented too.
Crunch has started a library in her tree house, but her books are all about nuts. The Olobobs make Book-a-Beep-Beep, who creates books from twigs - any book you can imagine.
Tib isn't fond of his new jumper from Great Granny Olobob, but when it unravels Little Purr takes it back to Granny who knits them a special jumper big enough for all of them.
Bobble won't stop playing the 'copying game' until Fobble appears and copies him, so the Olobobs make Pobble who loves being copied, which is a relief to everyone.
Norbet accidentally takes the key ingredient for the Olobob's cake whilst showing off his new Smart Thing, but Chatty Matty manages to find Norbet just in time.
Gurdy is having lots of little ideas who appear and run all over the Tree, so the Olobobs make Pie Piper who enchants the ideas and gives the Olobobs a yummy pie.
Crunch is driving everyone around the forest in a bus, but no one can decide where to go, until the Olobobs create Dave who turns her bus in to a boat so they can visit Big Fish.
Crunch is in a big grump because her new boots are dirty, so the Olobobs create Lady La-Dee-Dah who enjoys stomping in puddles, making everyone messy, and cheering up Crunch.
Bobble is playing at being invisible, but everyone can see him, so the Olobobs create Chamelegone who disappears before their eyes together with Bobble.