When Zookeeper Fred's green snake Vern gets loose in the zoo, the Questioneers need all their talents to help find him, but in the end, it is Aaron's art that leads the way. Includes facts about snakes.

Bored with her life, popular high school junior Libby signs up for an internship at the zoo and discovers that the "science nerds" she meets there may have a few things to teach her about friendship and life.

When twelve-year-old Ana's zoologist parents move the whole family into the zoo, the Sneers--the clan of carnivorous female predators in her class--have even more ammunition to make her life miserable, although she tries to act like a chameleon and fade into the background.

"Someone is trying to hunt FunJungle's Asian greater one-horned rhinoceros, and twelve-year-old Teddy Fitzroy is on the case"--

When Tori's cousin and best friend, Sumiko, visits, the two girls investigate a mystery involving a missing zoo animal and strange noises in the back yard.

"A departing tortoise has his bags packed and is almost ready to set out on an adventure, but he can't leave until he says good-bye to each of his animal friends. The tortoise stops for every last timid mouse and bumblebee, shouting his rhyming good-byes, making you wonder if, perhaps, he's stalling the start of his trip. His animal friends appear startled as he suddenly pops up on each page to say adieu-especially the perplexed rhinoceros the tortoise...

Twelve-year-old Andrej, nine-year-old Tomas, and their baby sister Wilma flee their Romany encampment when it is attacked by Germans during World War II, and in an abandoned town they find a zoo where the animals tell their stories, helping the children understand what has become of their lives and what it means to be free.

After a class trip to a floating zoo where animals are mistreated and Savannah's missing pet monkey is found in a cage, Long Island sixth-grader Griffin Bing and his band of misfits plan a rescue.

This Newbery Medal winner and #1 "New York Times" bestseller celebrates the transformative power of unexpected friendship. Inspired by the true story of a captive gorilla, this illustrated book is told from the point of view of Ivan himself. This Harper Classic edition includes an Author's Note, a redesigned jacket, and more. Illustrations.

Someone or something has murdered the goose who laid the golden eggs, and the evidence points to a dragon named Scratch. But this mystery won't be that easy to solve, Zoe and Logan are back on the case in another exciting fantasy adventure.