What could be weirder than a mad science teacher who invents a car that runs on potatoes and wants to take over the world? How about a bus driver who can't even "find" the weirdest school on the planet?

Something weird is going on! A.J. and his friends are afraid that Ms. Todd, their substitute teacher, has killed their regular teacher and is trying to take over her job. They’re going to have to do the detective work to get the goods on her. But it won’t be easy! Ms. Todd is the weirdest substitute teacher in the history of the world!

Mr. Macky dresses up as Abraham Lincoln to get the students at Ella Mentry School excited about their Presidents' Day oral reports.

Join world-famous detective Sherlock Holmes and his ever-loyal sidekick Dr. Watson as they embark on a series of daring adventures. Priceless jewels disappear from a hotel suite, a monstrous hound is spotted on the moors and a woman is murdered in a locked room. Can our brilliant hero solve these mysteries and more before disaster strikes? This thrilling collection brings 16 adventures of Sir Arthur Conan Doyle's most famous detective to life, adapted by award-winning children's fiction author Alex Woolf.

At last, Sam, Anastasia Krupnik's irrepressible little brother, gets a chance to tell his own story. From his first days at the hospital, through his Terrible Twos, to his first days at nursery school, we see what Sam is really like. But things are never quite what they seem.