The Dino Club travel back 68 million to find Quetzalcoatlus, a flying reptile the size of a giraffe. Harriet investigates how such a large animal managed to get airborne, whilst Ayo takes to the skies to measure how fast they could fly.
The Dino Club head to the deserts of prehistoric Mongolia in search of a pack of velociraptors. Ayo uncovers some surprising facts about these famous feathered dinos while Harriet tries to figure out why their name means "speedy thief".
The Dino Club track down rhamphorhynchus, a tiny pterosaur with a big appetite, in prehistoric Portugal. Harriet becomes a fossil detective and Ayo discovers how a big dino called Allosaurus helped rhamphorhynchus find food in the desert.
The Dino Club visit North America 75 million years ago to meet a massive meat-eating dinosaur called daspletosaurus. Harriet sets out to discover what made them such great hunters, whilst Ayo takes a close-up look at their giant teeth.
The Dino Club goes super-sized when it travels back to meet the sauropods, some of the largest dinosaurs to ever walk the Earth. Harriet gets a lift from a camarasaurus, whilst Ayo searches for mega-facts about what these giant dinos ate.
Ayo and Harriet reveal a secret side of the mighty Tyrannosaurus Rex, when the Dino Club land in prehistoric North America. Ayo meets a baby T-Rex and Harriet finds out what it would be like to have scary dinosaurs as your Mum and Dad.
The Dino Club travel back over 230 million years into the Triassic era, to meet an eoraptor, one of the very first dinosaurs. Harriet investigates what made them so special, while Ayo helps a baby eoraptor to find its feet.
The Dino Club travel back to the Jurassic era to spend a day with a stegosaurus. Harriet finds out how these super-slow dinosaurs defended themselves, whilst Ayo tries to discover what the stegosaurus' famous backplates were really for.
The Dino Club land in the Cretaceous period, right next to giant ankylosaurus. Ayo investigates what made these dinosaurs the armoured tanks of the prehistoric world, while Harriet gets to see ankylosaurus' mighty tail club in action.
The Dino Club head down under to prehistoric Australia home of a huge plant eating dinosaur called muttaburrasaurus. Ayo tries to work out what annoys a giant dinosaur and Harriet discovers the muttaburrasaurus had a hidden musical talent.
The Dino Club travel to Egypt, 97 million years ago, to search for Spinosaurus, a meat-eating dinosaur even larger than T-Rex. Harriet tries to work out what these huge hungry hunters ate and Ayo takes a peek inside their fearsome jaws.
The Dino Club head back 90 million years in search of a mystery dinosaur. Ayo helps a herd of zuniceratops escape from raptors, while Harriet discovers which dinosaur had the largest claws of any animal ever.
The Dino Club head back 200 million years into the past to find an early relative of T-Rex. Harriet learns what made coelophysis such a speedy and successful hunter, whilst Ayo meets some ancient animals even older than the dinosaurs.
The Dino Club land in prehistoric Mongolia, on the trail of some protoceratops. Ayo discovers how these little dinos got their nickname: "the sheep of the desert" and Harriet helps a pair of protceratops escape from hungry velociraptors.
The Dino Club head to the Jurassic forests of China to find a peculiar prehistoric creature called castorocauda. Harriet learns how these tiny, furry mammals stayed safe from hungry dinosaurs and Ayo uncovers their stinky secret weapon.
The Dino Club head to prehistoric South America to see skies filled with giant flying reptiles. Harriet helps a baby pterosaur learn to fly, whilst Ayo discovers how their special bones let them rule the air for over 150 million years.
The Dino Club travel back to ancient Australia, in search of Koolosuchus, the largest amphibian to ever live. Harriet finds out how a newt the size of a car hunted and Ayo discovers dinosaurs were on the menu for these massive amphibians.
In ancient Mongolia, 72 million years ago, the Dino Club meet some desert dinos called prenocephale. Ayo discovers why their heads were shaped like a bicycle helmet and Harriet is surprised to discover how prenocephale settled an argument.
The Dino Club head back 70 million years to South America, to see a Saltasaurus, a giant sauropod dino. Ayo helps some baby saltasaurus find safety in the forest, whilst Harriet discovers what would happen if she grew as fast as sauropod.