
Andy plunges into an underwater prehistoric adventure, 150 million years back in time, as he searches for a swimming reptile that's the size of an elephant! But after being chased by a scary shark, he finds himself lost at sea.
Source: CBeebies
19. Magyarosaurus And Reeds
Andy travels back 70 million years to meet the miniature magyarosaurus, a relative of the giant sauropod dinosaurs, which grew no bigger than a pony. But when he arrives on thei ...
29-01-2026
CBeebies
18. Chalicothere And Claw
Andy breaks a valuable museum artefact and has to travel back in time 30 million years to replace it. Landing in an age when giant mammals roamed the Earth, Andy tracks down the ...
28-01-2026
CBeebies
16. Gastornis And Egg
Andy heads 49 million years back in time to find out the colour of a prehistoric bird's eggs. But when he finally tracks down a nest, a new chick starts to hatch and he must pro ...
26-01-2026
CBeebies
18. Chalicothere And Claw
Andy breaks a valuable museum artefact and has to travel back in time 30 million years to replace it. Landing in an age when giant mammals roamed the Earth, Andy tracks down the ...
28-01-2026
CBeebies
7. Spinosaurus And Scan
Andy travels 100 million years back to prehistoric times to meet the spinosaurus, a massive meat-eating dinosaur that is even bigger than the T rex! On his adventure, Andy rides ...
13-01-2026
CBeebies
16. Gastornis And Egg
Andy heads 49 million years back in time to find out the colour of a prehistoric bird's eggs. But when he finally tracks down a nest, a new chick starts to hatch and he must pro ...
26-01-2026
CBeebies
4. Nothrotheriops And Dung
Andy travels 15 thousand years into the past to meet a giant prehistoric sloth. On the way, he is stalked by a sabre-toothed cat and rides a colossal Columbian mammoth.
08-01-2026
CBeebies
1. Argentinosaurus And Eggshell
Andy travels back 95 million years in search of an eggshell belonging to one of the biggest animals to ever walk the earth.
05-01-2026
CBeebies