When Rosie is unable to invent a contraption to help one of Aunt Rose's Raucous Riveters friends, she calls on classmates Iggy Peck and Ada Twist to help.

"When Rosie Revere's Uncle Ned gets a little carried away wearing his famous helium pants, it's up to Ada and friends to chase him down. As Uncle Ned floats farther and farther away, Ada starts asking lots of questions: How high can a balloon float? Is it possible for Uncle Ned to float into outer space? And what's the best plan for getting him down?"--

New lunch lady Ms. Hall is obsessed with healthy food and she makes it her mission to get A.J. and the gang to eat more vegetables, but they won't take this sitting down.

One day eight-year-old Auggie Pound, the caretaker of the rare animals in the Fabled Stables, ventures into the swamp to save a new rare creature, the wisp.

In Daniel Defoe's classic tale of survival and courage, Robinson Crusoe is shipwrecked on a deserted island. He uses his wits and resources to build shelter, farm, and survive for twenty-eight years! Crusoe's adventures surviving loneliness, taming wild animals, and battling mutineers have been adapted for young readers. Crusoe's strength, courage, and faith are tested in the Calico Illustrated Classics adaptation of Defoe's The Adventures of Robinson...

As an employee in the Fabled Stables, young Auggie must protect all fantastical creatures, even the irritatingly talkative furry tails that have attached themselves to the human residents of Rainbow's End.

Seven-year-old Stink Moody discovers that he can get free samples by writing letters to candy companies and plans a surprise for his best friend's birthday.

"Eight-year-old Ada, who has a knack for science, math, and solving mysteries, teams up with her best friend, Nina, to find a missing dog."--

Iggy is delighted when Ada Twist's Aunt Bernice inherits a mansion featuring his favorite architectural periods, but unless the Questioneers can find its missing antiques, the house may be lost forever. Includes information about Art Deco and Art Nouveau, facts about unusual cats, a recipe for ice cream, and a biographical note on Ida B. Wells.

When Freddy falls out of a tree and breaks his arm, he finds inspiration for his oral report on nocturnal animals.