Short, clear guides for students revising Earth’s history, and accurate enough for their teachers.
- Books we recommendThe best books about dinosaurs, extinctions and the Ice Age, from first reads to university textbooks.
- The geologic time scale, explainedEons, eras and periods from the formation of Earth to today, with dates and a trick to remember them.
- What makes a dinosaur a dinosaur?Why pterosaurs and plesiosaurs are not dinosaurs, and why birds are.
- The five mass extinctionsWhen the Big Five happened, what caused them, who survived, and whether a sixth is under way.
- How fossils form, and how we date themFrom burial to stone, the types of fossils, and why dinosaurs are not dated with carbon-14.
- The Triassic Period: key points for your testThe first dinosaurs, Pangaea and the end-Triassic extinction in six points.
- The Jurassic Period: key points for your testSeven points that sum up the Jurassic in one minute.
- The Cretaceous Period: key points for your testFlowers, T. rex and the asteroid in six points.
- The Ice Age: key points for your testGlacial cycles, mammoths and the spread of humans in six points.