Charge of the Three-horned Monster
By Rex Stone.
Description
When Jamie moves to Dinosaur Cove with his father he's looking forward to doing some fossil hunting on the beach. But when he and his friend, Tom, discover a forgotten cave with fossilised dinosaur footprints, it takes them to another world ...a world of dinosaurs. Jamie and Tom return to their secret dinosaur world and find their friend Wanna, the Wannanosaurus, waiting for them. They spot what looks like a village in the distance and set off to investigate. On the way they meet a herd of Triceratops and it seems the only way to avoid being trampled is to hitch a ride on their back...
ISBN(s)
0192720937, 9780192720931