Our World in Numbers Dinosaurs & Other Prehistoric Life: An Encyclopedia of Fantastic Facts

Ages 9 to 12, Grades 4 to 7

Arm yourself with fun facts and figures and become a dinosaur expert

From incredible ichthyosaurs to terrifying tyrannosaurs and everything in between, learn all about the age of the dinosaurs with more than 1,000 mind-blowing numbers.

Alongside stunning full-page artworks and fun graphics that immerse you in the wonders of the prehistoric world, every page is packed with numerical facts and stats. Did you know that Scotty the T-rex specimen weighed nearly 9 tons, the same as 4 pick-up trucks? That trilobites lived on Earth for 300 million years – 50,000 times longer than humans? Or that megalodon, the giant shark, had to eat over a ton of flesh every day to stay alive? As you number-crunch your way around the prehistoric world, you'll discover a whole heap of amazing facts – from the fastest, biggest, and deadliest creatures to the size of dinosaurs' hearts, brains, tails, and scales.

This data-packed adventure into the past is filled with everything you've ever wanted to know about dinosaurs - and more!

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