Watching 1. Roaming Gnomes
11mGrandad's gnomes go missing and Stan's mystery deepens when he finds a tiny human handprint! The gnomes can't really have come to life, can they?!
2. The Wizard's Whistle
11mMelanie won't go to her favourite beach because of a strange sound known as The Wizard's Whistle! Is it a bird? Is it a kettle? Stan and Gran investigate!
3. Flight! Camera! Action!
11mGrumblestunk's new speed camera catches Stan breaking the speed limit on his scooter, but he can't have been! Stan and Gran have to clear his name!
4. Laughter of the Lake
11mStan and Gran get the giggles while spotting nature on the Ley, and the lake seems to be giggling back at them! Who is that laughing?
5. Shoe Dunnit
11mBeach shoes have gone missing; some red hair is found at the scene and Grumblestunk is blaming Stan! Who really did it!? Stan and Gran spy a mystery!
6. Get a Wriggle On
11mSand! Sea! Worms! Stan and Gran must quickly discover where all these worms came from or Ellie's new clothes drying service will be ruined!
7. The Good, the Bird and the Ugly
11mGrumblestunk is getting competitive during 'Porthole In Bloom', but so are the local robins! Why are the red-chested birds turning on each other?
8. Message in a Bottle
11mStan finds a treasure map in a bottle on the beach. Could it really lead to finding the lost treasure of dread pirate Abby Birdy?
9. Bats the Way I Like It
11mThe bats that nest in Grandad's shed each year are missing. Can Stan and Gran encourage these nocturnal creatures to return when they can't hear them?
10. Runaway Rubbish
11mStan and Gran are enjoying a beach clean, but the rubbish seems to have a mind of its own! When a yoghurt pot goes walk-about, Stan spies a mystery!
11. Beat of the Drum
11mStan, Grace and Brody form a band, but a mystery drummer joins in somewhere across town. Stan and Gran go on a hunt for their invisible bandmate!
12. Hole in the Fence
11mStrange holes in garden fences are popping up all over Porthole and Stink has gone missing! Stan and Gran spy a mystery and decide to investigate...
13. Bananas at Dawn
11mGrumblestunk is sure she saw an enormous banana when she walked Stink on the beach early that morning and Stan and Gran spy a mystery - but no banana!
14. The Big Spot
11mGrumblestunk is sure she saw an enormous banana when she walked Stink on the beach early that morning and Stan and Gran spy a mystery - but no banana!
15. The Tiny Tidy People
11mStrange holes in garden fences are popping up all over Porthole and Stink has gone missing! Stan and Gran spy a mystery and decide to investigate...
16. The Porthole Penguin
11mWhen a penguin takes a shine to Stink's bed, and Grumblestunk decides to open a zoo, Brody is unimpressed, so Stan and Gran are forced to investigate!
17. The Sneaking Spotters
11mStan and his friends are at the Ley to do a nature survey but strangely, there doesn't seem to be anything to spot. Where has all the wildlife gone?
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18. All Up in the Air
11mStan spots a swift and spies a mystery - why don't they ever land?
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19. The Mystery Mermaid
11mStan and Gran find a mysterious old carved piece of wood while they're beachcombing.
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20. A Galaxy of Starfish
11mCove beach is covered in a swarm of starfish! But everything is not as it seems!
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21. Lucky Star
11mStan finds a special star stone which Grandad believes will bring him luck - and it does!
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22. The Shut Shoe Box Mystery
11mGrandad puts caterpillars in a box for rehoming. Then Stan gets a surprise when he checks.
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23. The Phantom Ice Cream Van
11mStan keeps hearing the tune of an ice cream van but it's not there!
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24. Lights in the Night
11mStan is intrigued when he spots strange lights in the night sky.
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25. Something Fishy Going On
11mA fish has gone missing from Grandad's pond.