Klassifikation enligt LCQE765

abc(108) anatomy(34) animals(2,061) archaeology(308) art(193) biology(1,408) birds(231) boys(36) carnivore(19) children(688) children's(1,214) children's literature(139) children's picture book(55) Creation(179) creationism(64) dinosaur(1,147) dinosaurs(16,108) early reader(133) earth(53) easy reader(193) ecology(41) education(85) educational(106) elementary(67) evolution(1,583) Evolution (Biology)(14) evolutionary biology(37) extinction(165) fish(42) geology(564) Grade 2(54) green(64) herpetology(18) history(964) history of science(131) ice age(121) informational(438) informative(32) juvenile(290) juvenile literature(126) juvenile non-fiction(195) kid(53) kids(247) learning(32) life science(124) Life Sciences(17) mammals(255) mammoths(150) museums(81) natural science(122) nature(515) North America(45) paleobiology(29) paleontologists(37) picture book(1,150) pop-up(357) popular science(109) prehistoric(467) prehistoric times(8) prehistory(501) preschool(48) primary(52) reader(89) reference(707) reptiles(342) research(37) school(81) science(7,304) science and technology(22) science nonfiction(72) scientists(44) size(33) skeleton(19) species(37) teeth(35) Urzeit(8) youth(51)