検索キーワード： 著者 "Michael O'Hearn" すべてのカテゴリー

This is the fight everyone has waited millions of years to see. Tyrannosaurus rex has the advantage in size and pure power. But Velociraptor is quick and smart, plus he has lots of friends. Uncover how these very different predators lived and how they may have brawled with each other inside.

A Cherokee couple spends their days fishing and making cornmeal. When a giant dog steals their cornmeal, the neighbors all gather to help. Find out how this Cherokee legend explains the creation of the Milky Way.

It’s brains against brawn in this battle for survival. Deinonychus was a fast and wily pack hunter, but Styracosaurus had several dangerous defenses. Learn all about these interesting dinosaurs and how they may have battled each other in this audiobook.

Two young Lakota warriors set out on an adventure. When they run into Mato the giant bear, something unexpected happens. Find out how this Lakota legend explains the creation of Devil's Tower.

This audiobook tells the story of Henry Ford, along with his invention, the popular Model T automobile.

What would happen if a tank and a bulldozer crashed into each other? Triceratops and Stegosaurus were just plant eaters, but they still had some nasty weapons. Learn all about their defenses and how these brawny beasts may have clashed with each other in this audiobook.

What happens when a hungry predator takes on an armored foe? Dilophosaurus was one of the largest predators of his time. But Ankylosaurus’ heavy armor and powerful tail made him a deadly enemy. Discover how these fascinating dinosaurs lived and how they may have battled each other in this audiobook.

It’s height against might in this amazing battle. Allosaurus was a powerful and wily hunter, but Brachiosaurus had a huge size advantage. Find out about these incredible dinosaurs and how they may have fought each other inside.

Would you choose…to be a samurai warrior or a medieval knight? Both are exciting - and incredibly dangerous. Test your decision-making skills with these brain-teasing history questions. Then try them on your friends!

Some people say that space is the final frontier. But robots are making space much less mysterious. Robots and robotic probes have been exploring the planets and helping astronauts do research since the 1970s. Listen to learn about incredible space robots and the amazing things that they have discovered about our solar system.

The masters of sky and sea confront each other in this monstrous battle. Few beasts can match the power of a fire-breathing dragon. But huge sea monsters are also fearsome forces of nature. Discover the weapons and abilities of these mighty beasts, and then get ready for a fiery, head-to-head fight.