As a troll, Zarf Belford is at the bottom of the social ladder at Cotswin Middle School, but when the king goes missing and his insufferable son takes control, Zarf leads his friends Kevin and Chester on a rescue mission.

"For Mason Mortimer Morrison, life isn't so magical. His dad was just sent to jail, his grades have been plummeting from meh to yikes, and, oh yeah, two officers from some organization called Magix just showed up to arrest him in the middle of fourth period. Talk about bad luck. Mason knows he's innocent. But in order to clear his name, he's going to need the help of a plucky Magix junior detective and a cantankerous talking bunny--and a little bit...

Twelve-year-olds Oliver Beane and Frankie Figge are starting middle school in their suburban town of Lake Grove Glen, but from the beginning things seem a little weird, starting with the mysterious girl Matilda Sandoval who seems to know a lot about the boys, and continuing with a series of apparently random events that may not be random at all; somehow it all leads back to Preston Oglethorpe, a former student genius at their school who won the Nobel...

Adrian Lazarus, who became a zombie just before starting middle school, and new friends Gia, Zander, and Talal, navigate a mystery involving global warming, disappearing bees, and billionaire developers.

When the baddest of bad guys threatens the world with a giant black hole, Ben Braver is the only one who can stop it. Ready or not, he's about to learn what it really means to be a hero (from back cover).

Eleven-year-old Casey Grimes is stubbornly friendly, but the students at middle school look right through him-and they're not faking. Casey doesn't know why he's mostly-invisible, but when he scales a colossal oak, he discovers a fortress. The forgotten sentry tree marks the border between his safe, suburban life and a fierce frontier.