Andy goes in search of a Woolly Rhino, travelling back 50 thousand years to a snowy, prehistoric mountain range. Can he find the rhino's favourite food & get back to his time-travelling clock before it returns to the museum?

Andy searches for the tiny Leptictidium, a furry mammal that used to bounce around the forests of Europe fifty million years ago.

Andy travels 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 a speedy Ouranosaurus and swims in a prehistoric river.

Andy travels through time and lands 30 million years ago in Mongolia, where he meets the Paraceratherium - a giant mammal which is five times the size of a Rhinoceros!

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.

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.

Andy and his time travelling clock head 160 million years into the past in search of a feather belonging to a tiny prehistoric dinosaur called the Epidexipteryx.

When disaster strikes at the museum, Andy sets off on a prehistoric adventure using his time-travelling clock. Andy joins a herd of woolly mammoths 30,000 years in the past and bumps into one of his own ancient ancestors.

Andy travels back 95 million years in search of an eggshell belonging to one of the biggest animals to ever walk the earth.