Ryan North

"Here’s the deal—on midnight of January 1st, 2000, the world ended. But it wasn’t technology that killed it: It was magic. Now, years later, the Earth has transformed. Magic works (sort of). People are happy (sort of). But this new world isn’t stable, and unless Marguerite de Pruitt and her canine pal, Daisy, do something about it, it’ll tilt into deadly chaos. Good thing they’ve been training their whole lives for this and are destined...

A history of the key technologies that made each stage of human civilization possible details the science, engineering, mathematics, art, music, philosophy, facts and figures required for even the most clueless time traveler to build a civilization.

Tyrannosaurus Rex enthusiast Sal transforms herself into an uncontrollable T. Rex, partly because her brother said it would be impossible, but soon discovers the downsides of always being fierce.

"A tongue-in-cheek introduction to the science of comic-book supervillainy, revealing the true potential of today's most advanced technologies. Taking over the world is a lot of work. Any supervillain is bound to have questions: What's the perfect location for a floating secret base? What zany heist will fund my immoral plans? How do I control the weather, destroy the internet, and never, ever die? In How to Take Over the World, bestselling author...

Princess Bubblegum only wants what is best for her kingdom...most of the time. After an experiment of her's goes wrong, Ooo is under attack and this time, Finn and Jake won't be able to help.

As if settling into life on campus wasn't hard enough, Doreen Green, better known as Squirrel Girl, has to deal with Kraven the Hunter arriving on campus and Galactus heading towards Earth.

On a trip to Canada to visit her mom, Doreen teams up with Ant-Man when the Taskmaster strikes, but it turns out to be Mew, Nancy's cat, who saves the day

"After angering a number of hostile spirits in England, 13-year-old magician Johnny Constantine has to find a way out of the country. Persuading his parents to send him to America, John arrives at the Junior Success Boarding School in Salem, Massachusetts. But once there,he finds himself to be something of an outcast. And he is also convinced that his homeroom teacher really has it in for him. Worse, he's convinced that's she's really a witch. Fortunately,...

When Finn the human and Jake the dog get their hands on Princess Bubblegum's time machine and travel into the future, they might permanently alter the timeline of the Land of Ooo.

"It's a normal, quiet day at Empire State University, filled with lots of lectures and higher education and students learning quietly. But don't turn away, there's also going to be a fi stfi ght! A big one! And Doreen Green will also get a new Flying Squirrel suit from a mystery benefactor that would render her even more unbeatable, if such a thing were scientifically possible! That pretty much means crime is over forever. There definitely can't be...