A teen navigates questions of grief, identity, and guilt in the wake of her sister’s mysterious disappearance in this breathtaking novel-in-verse from the aut

Trundling along in essentially the same form for some 220 million years, turtles have seen dinosaurs come and go, mammals emerge, and humankind expand its domin

Read Along or Enhanced eBook: Based on a true story, WAITING FOR ICE follows an orphaned polar bear cub as she struggles to find food on Wrangel Island, far nor

From the mighty mammoths and deserts of ice to early explorers and polar survival, come face to face with one of Earth's greatest resources: ice. With captivati