Everyone in OKIDO has been kept awake by a mysterious sound. Messy and his friends go to find its source and discover that the giants need their help.Source: CBeebies
Series 1: 21. Alien Telly
Aliens on OKIDO telly? Skateboarders in the satellite?! Everything's upside down! It's up to Messy and his friends to fix it!
Series 1: 20. Planet Wobble
Messy and friends rocket into space, but a mischievous Messy sends OKIDO's seasons into chaos! Time to fix this planet wobble.
Series 1: 19. Messy Power
Hey, who turned out the lights? Messy goes to OKIDO and finds out electricity can lead to music, lights and disco dancing!
Series 1: 18. A Night At The Circuits
Messy joins his friends in OKIDO on a tiny adventure. They explore the electrical world of circuits to fix Zoe's communicator.
Series 1: 17. Ice Ice Messy
Messy's new friend is in a spot of hot bother! They go on an icy adventure to the South Pole, the desert and the mountains to help.
Series 1: 16. Lolly's Keys
Messy monster is having breakfast and sees little objects on the fridge. Why don't they fall off? He goes to OKIDO to find out!
Series 1: 15. Paperchase
Messy, a monster, explores science questions that children ask about the world around us. Messy has a pair of yummy green socks waiting for him. He eats one, but where is the se ...
Series 1: 14. Gills
Messy, a monster, explores science questions that children ask about the world around us. Messy wants to know how his goldfish friend can stay underwater for so long. He goes to ...
Series 1: 13. Weepy
Messy, a monster, explores science questions that children ask about the world around us. Messy finds a very dusty sock underneath his bed, but why does it make him teary? He go ...
Series 1: 12. Mr Kite Takes Flight
Messy, a monster, explores science questions that children ask about the world around us. Messy monster is just about to take a bite out of his delicious green sock for breakfas ...
Series 2: 12. A Touch Of The Fogs
Everyone in OKIDO is getting ready to watch the dolphins dance at Vivienne Volcano's island. But why is the island covered in cloud, and will Messy and his friends be able ...
Series 2: 25. The Gloria Express
When leaves on the line cause havoc with OKIDO's railway, will the mayor be able to meet his mother Gloria and Lolly in time for lunch?
Series 1: 34. Funny Bones
Lofty has a broken finger, so Mustard goes in search of help. Messy and friends save the day and discover that bones are amazing.
Series 1: 7. Bouncing Batwaves
Messy is having fun blowing loud notes through his musical horn instrument, but whatever noise Messy is making, someone or something is making it too. Messy goes in search of th ...
Series 1: 52. Tick Tock Messy
Messy goes to OKIDO to play with Zim and Zam's new discovery, but will he and his friends get back from this adventure in time?
Series 1: 48. Wiggly Worms
Exploring science questions. When Mayor Oki's pumpkins aren't big enough Messy and his friends muck in and save the day! With the help of some wiggly worms...
Series 2: 16. Sweet, Sicky Messy!
Mayor Oki creates a new perfume that everyone in OKIDO adores. But what are the bees so upset about?
Series 1: 5. Messy's Lost Balloon
Messy, a monster, explores science questions that children ask about the world around us. Messy loves balloons, whatever colour they are, but what is inside them to make them fl ...
Series 2: 4. A Touch Of Sock
OKIDO's biggest robot, Stan Tall, has no sense of touch and longs to feel the snow and the wind on his face. Will Messy and his friends be able to help?