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 he has a cold, especially his favourite chewy green socks - let's find out why.
Source: CBeebies
Series 1: 26. A Messy Night Before Christmas
Messy can't wait for Christmas Day to arrive. He learns that everyone needs to get a good night's sleep, even Mother Christmas!
10-12-2024
CBeebies
Series 3: 1. Tummy Flutters
It's the OKIDO circus today, and Messy is worried about performing his triple flip. Will his friends be able to help him conquer his tummy flutters before the audience arrives?
11-08-2024
CBeebies
Series 3: 26. The Big Bang
Messy travels back to the start of the universe to find out where everything came from.
10-08-2024
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.
30-06-2024
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!
29-06-2024
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!
23-06-2024
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!
22-06-2024
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!
16-06-2024
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.
15-06-2024
CBeebies
Series 1: 33. Fossil Puzzle
In the real world, Messy is bored of his dino-jigsaw! In OKIDO, his friends help him piece together a real prehistoric puzzle!
09-06-2024
CBeebies
Series 3: 8. Memory Games
Messy can't remember where he left his favourite sock. He goes to OKIDO and learns how to jog his memory, but when the rollercoaster breaks down, will he be able to help Stan Ta ...
10-01-2024
CBeebies
Series 1: 29. Colours
Messy and friends are left feeling blue when the vacubots suck all the colour out of OKIDO!
26-05-2024
CBeebies
Series 2: 10. Ex-static Messy
Messy's fur is all spikey and everything's getting stuck together! Will a trip to OKIDO's Valley of the Lost Balloons reveal the answers?
26-09-2023
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.
30-06-2024
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: 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!
18-05-2024
CBeebies
Series 2: 24. Sneezy Wheezy
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.
20-11-2022
CBeebies
Series 3: 1. Tummy Flutters
It's the OKIDO circus today, and Messy is worried about performing his triple flip. Will his friends be able to help him conquer his tummy flutters before the audience arrives?
11-08-2024
CBeebies
Series 2: 21. Muscly Messy
At the OKIDO Oki-lympics, everyone is joining in! A race between Messy with his super muscles and Zam with his amazing new robot pants results in some surprises.
12-11-2022
CBeebies
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 ...
14-02-2024
CBeebies