Keeper of the Lost Cities has been the series among my fifth grader's reader friends--a worthy successor to both Harry Potter and Percy Jackson. These huge books about a girl and boy with telepathic powers have captivated middle grade readers with epic storytelling, a complex world, and fully developed characters. My own bookworm is eagerly awaiting the next installment.
This post may include affiliate links. That means if you click and make a purchase, I may earn a small commission. Please see Disclosures for more information.
At age twelve, Sophie learns that the remarkable abilities that have always caused her to stand out identify her as an elf, and after being brought to Eternalia to hone her skills, discovers that she has secrets buried in her memory for which some would kill.