Buku oleh Michael O'Hearn
Triceratops vs. Stegosaurus: When Horns and Plates Collide Penilaian: 5 dari 5 bintang5/5Henry Ford and the Model T Penilaian: 5 dari 5 bintang5/5Tyrannosaurus rex vs. Velociraptor: Power Against Speed Penilaian: 0 dari 5 bintang0 penilaianAllosaurus vs. Brachiosaurus: Might Against Height Penilaian: 0 dari 5 bintang0 penilaianSpinosaurus vs. Giganotosaurus: Battle of the Giants Penilaian: 0 dari 5 bintang0 penilaianAwesome Space Robots Penilaian: 0 dari 5 bintang0 penilaianHow Spirit Dog Made the Milky Way: A Retelling of a Cherokee Legend Penilaian: 0 dari 5 bintang0 penilaianSea Monsters vs. Dragons: Showdown of the Legends Penilaian: 0 dari 5 bintang0 penilaianThe El Dorado Map Penilaian: 0 dari 5 bintang0 penilaian
Buku audio oleh Michael O'Hearn
Tyrannosaurus rex vs. Velociraptor: Power Against Speed Penilaian: 5 dari 5 bintang5/5Deinonychus vs. Styracosaurus: When Claws and Spikes Collide Penilaian: 3 dari 5 bintang3/5Dilophosaurus vs. Ankylosaurus: Weapons Against Armor Penilaian: 5 dari 5 bintang5/5Triceratops vs. Stegosaurus: When Horns and Plates Collide Penilaian: 5 dari 5 bintang5/5Awesome Space Robots Penilaian: 0 dari 5 bintang0 penilaianGhosts vs. Witches: Tussle of the Tricksters Penilaian: 0 dari 5 bintang0 penilaianSea Monsters vs. Dragons: Showdown of the Legends Penilaian: 0 dari 5 bintang0 penilaianHow Spirit Dog Made the Milky Way: A Retelling of a Cherokee Legend Penilaian: 4 dari 5 bintang4/5Henry Ford and the Model T Penilaian: 0 dari 5 bintang0 penilaianThis or That History Debate: A Rip-Roaring Game of Either/Or Questions Penilaian: 0 dari 5 bintang0 penilaianAllosaurus vs. Brachiosaurus: Might Against Height Penilaian: 4 dari 5 bintang4/5