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 float up high into the sky?
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!
21-04-2024
CBeebies
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.
20-04-2024
CBeebies
Series 1: 40. Okidoasis
Exploring science questions. Messy is thirsty for an adventure, so he goes to OKIDO to help his friends solve the mystery of the dried-up oasis.
29-03-2024
CBeebies
Series 1: 39. A Case Of The Lightnings
Exploring science questions. Messy and friends visit Fluff the Cloud's family, and things heat up in flash when her brother Nimby gets the lightnings.
28-03-2024
CBeebies
Series 1: 38. Me And My Shadow
Exploring science questions. When Messy breaks the lighthouse, things get shady. But without a shadow of a doubt, he and his friends save the day!
27-03-2024
CBeebies
Series 1: 37. Dizzy
Exploring science questions. Messy and friends go on a rollercoaster adventure and figure out why Stan Tall is in such a spin!
26-03-2024
CBeebies
Series 1: 36. Spidermessy
Messy goes to OKIDO and helps his friends mend Loopy Bridge, but Zim finds himself in a sticky situation along the way!
25-03-2024
CBeebies
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!
24-03-2024
CBeebies
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.
23-03-2024
CBeebies
Series 1: 35. Messy Antics
During Mayor Oki's birthday picnic, Messy and friends get in trouble with Zam's shrinkasizer! Time to solve these OKIDO antics!
22-03-2024
CBeebies
Series 1: 11. Thirsty Robot
Messy monster can't work out why his cart won't move. The wheels just won't go round like normal. Off he goes to OKIDO to find out why.
25-02-2024
CBeebies
Series 1: 25. Big-hearted Messy
Messy and friends have a giant adventure. It's up to them to get Lofty's heart pumping and celebrate his birthday!
11-03-2024
CBeebies
Series 1: 30. Habitat
When the Cloudship malfunctions and soars off into OKIDO, it's up to Messy and friends to return it to its natural habitat!
15-03-2024
CBeebies
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!
16-03-2024
CBeebies
Series 2: 13. Geoffrey Kneads A Hand
A spot of baking with Geoffrey goes awry when Messy gets the quantities wrong. Will the friends escape from the giant dough spreading through OKIDO?
29-09-2023
CBeebies
Series 2: 8. Messy Migration
When a little turtle gets stranded on the beach in OKIDO, Messy helps her rejoin her friends so they can begin their very important journey across the ocean.
22-09-2023
CBeebies
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...
28-10-2023
CBeebies
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.
20-04-2024
CBeebies
Series 1: 4. Tastebuddies
Messy, a monster, explores science questions that children ask about the world around us. Someone pass Messy the tissues! He discovers that things just don't taste the same when ...
09-02-2024
CBeebies
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.
21-03-2024
CBeebies