
Follow the mystery-busting adventures of 7-year-old Stan and his 71-year-old Gran, as together they investigate the mysterious goings-on in the fictional coastal town of Porthole.
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Air Date: 2025-11-10
Grandad's gnomes go missing and Stan's mystery deepens when he finds a tiny human handprint! The gnomes can't really ...
Air Date: 2025-11-11
Melanie won't go to her favourite beach because of a strange sound known as The Wizard's Whistle! Is it a bird? Is it...
Air Date: 2025-11-12
Grumblestunk's new speed camera catches Stan breaking the speed limit on his scooter, but he can't have been! Stan an...
Air Date: 2025-11-13
Stan and Gran get the giggles while spotting nature on the Ley, and the lake seems to be giggling back at them! Who i...
Air Date: 2025-11-14
Beach shoes have gone missing; some red hair is found at the scene and Grumblestunk is blaming Stan! Who really did i...
Air Date: 2025-11-17
Sand! Sea! Worms! Stan and Gran must quickly discover where all these worms came from or Ellie's new clothes drying s...
Air Date: 2025-11-18
Grumblestunk is getting competitive during 'Porthole In Bloom', but so are the local robins! Why are the red-chested ...
Air Date: 2025-11-19
Stan finds a treasure map in a bottle on the beach. Could it really lead to finding the lost treasure of dread pirate...
Air Date: 2025-11-20
The bats that nest in Grandad's shed each year are missing. Can Stan and Gran encourage these nocturnal creatures to ...
Air Date: 2025-11-21
Stan and Gran are enjoying a beach clean, but the rubbish seems to have a mind of its own! When a yoghurt pot goes wa...
Air Date: 2026-02-16
Stan, Grace and Brody form a band, but a mystery drummer joins in somewhere across town. Stan and Gran go on a hunt f...
Air Date: 2026-02-17
Strange holes in garden fences are popping up all over Porthole and Stink has gone missing! Stan and Gran spy a myste...
Air Date: 2026-02-18
Grumblestunk is sure she saw an enormous banana when she walked Stink on the beach early that morning and Stan and Gr...
Air Date: 2026-02-19
Grumblestunk is sure she saw an enormous banana when she walked Stink on the beach early that morning and Stan and Gr...
Air Date: 2026-02-20
Strange holes in garden fences are popping up all over Porthole and Stink has gone missing! Stan and Gran spy a myste...
Air Date: 2026-02-23
When a penguin takes a shine to Stink's bed, and Grumblestunk decides to open a zoo, Brody is unimpressed, so Stan an...
Air Date: 2026-02-24
Stan and his friends are at the Ley to do a nature survey but strangely, there doesn't seem to be anything to spot. W...
Air Date: 2026-02-25
Stan spots a swift and spies a mystery - why don't they ever land?
Air Date: 2026-02-26
Stan and Gran find a mysterious old carved piece of wood while they're beachcombing.
Air Date: 2026-02-27
Cove beach is covered in a swarm of starfish! But everything is not as it seems!
Air Date: 2026-03-02
Stan finds a special star stone which Grandad believes will bring him luck - and it does!
Air Date: 2026-03-03
Grandad puts caterpillars in a box for rehoming. Then Stan gets a surprise when he checks.
Air Date: 2026-03-04
Stan keeps hearing the tune of an ice cream van but it's not there!
Air Date: 2026-03-05
Stan is intrigued when he spots strange lights in the night sky.
Air Date: 2026-03-06
A fish has gone missing from Grandad's pond.