More Like Harry Potter and Percy Jackson

A boy awakens, blindfolded, with no memory of even his name, but soon meets Lord Umber, an adventurer and inventor, who calls him Happenstance and tells him that he has a very important destiny--and a powerful enemy.

"When eleven-year-old Gregor and his two-year-old sister are pulled into a strange underground world, they trigger an epic battle involving men, bats, rats, cockroaches, and spiders while on a quest foretold by ancient prophecy"--

When her baby brother is kidnapped by crows, seventh-grader Prue McKeel ventures into the forbidden Impassable Wilderness--a dangerous and magical forest in the middle of Portland, Oregon--and soon finds herself involved in a war among the various inhabitants.

In a society that purges thirteen-year-olds who are creative, identical twins Aaron and Alex are separated, one to attend University while the other, supposedly Eliminated, finds himself in a wondrous place where youths hone their abilities and learn magic.

"Percy Jackson is a good kid, but he can't seem to focus on his schoolwork or control his temper. And lately, being away at boarding school is only getting worse -- Percy could have sworn his pre-algebra teacher turned into a monster and tried to kill him. When Percy's mom finds out, she knows it's time that he knew the truth about where he came from, and that he go to the one place he'll be safe. She sends Percy to Camp Half-Blood, a summer camp...

Sophie has the great misfortune of being the eldest of three daughters, destined to fail miserably should she ever leave home to seek her fate. But when she unwittingly attracts the ire of the Witch of the Waste, Sophie finds herself under a horrid spell that transforms her into an old lady. Her only chance at breaking it lies in the ever-moving castle in the hills: the Wizard Howl's castle. To untangle the enchantment, Sophie must handle the heartless...