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Ninety million years ago, giant dinosaurs roamed the earth, pterosaurs flew through the air, and giant reptiles and fish hunted in the oceans. The area that i

Meet the incredible animals that have disappeared due to competition, mass extinctions, hunting, and human activity. Lost Animals brings back to life some of th

Provides an introduction to dinosaurs and other ancient animals that existed at the same time in the prehistoric world.

A time-traveling field guide to the ancient version of Big Bend National Park. The sheer beauty of Big Bend National Park, along the shores of the Rio Grande in

Ladybird Do You Know? is a STEM-based ELT graded reading series recommended for children aged 5+ who are learning English as a foreign or second language. These