Diplodocus is one of the longest dinosaurs ever to have lived and one of the best-known, as several skeletons have been discovered. Its long, whip-like tail was a wicked weapon! Discover how fast it c
Coelophysis is one of the best known dinosaurs, as thousands of fossils were discovered all in one place. Discover how fast it could move with the Speed-o-Meter, how terrifying it was on the Scary Sca
T. rex is one of the best killing machines ever to walk the Earth! Discover how fast it could move with the Speed-o-Meter, how terrifying it was on the Scary Scale, and which of today's animals it
Stegosaurus is described as having a body almost the size of a bus, a head the size of a horse and a brain the size of a walnut! Discover how fast it could move with the Speed-o-Meter, how terrifying
Ankylosaurus is famous for being one of the most heavily armored dinosaurs, built like a tank! Discover how fast it could move with the Speed-o-Meter, how terrifying it was on the Scary Scale, and whi
A true adventure story full of trains, explosives, sneaky tactics, spying, and dinosaurs! The Bone Wars tells the true story of the battle to be the most famous dinosaur hunter in the world! Th
Triceratops has one of the largest skulls of any land animal that has ever lived. Discover how fast it could move with the Speed-o-Meter, how terrifying it was on the Scary Scale, and which of today&#
Megalosaurus was the very first dinosaur to be named, identified in 1824 from bones including a portion of a jaw with large teeth. Discover how fast it could move with the Speed-o-Meter, how terrifyin
Leaellynasaura was a turkey-sized herbivore that survived in a part of Australia that used to be much further south than it is today, attached to a vast polar continent. Discover how fast it could mov
