Opinionated siblings Rafe and Georgia Khatchadorian debate a variety of topics relating to the ups and downs of middle school life and encourage readers to add their own contributions through write-in games and activities.

Twin dragons Ella and Owen are on the wrong side of Fright Mountain--the side where there are castles and knights in shining armor. But these knights hate dragons! Will Ella and Owen find their way back home before the knights catch them?

All the children are aboard for a quiet cruise among the Greek islands. But when Jack's pet parrot breaks a birthday present, all the children are plunged into an exciting quest to find the lost treasure of the "Andra" with some ruthless villains hot on their trail.

Wealthy, married mice Tumtum and Nutmeg find adventure when they secretly try to help two human siblings who live in a tumbledown cottage with their absent-minded inventor father.

When Arthur starts talking about his school project involving a Big Green Machine, D.W. imagines a scary contraption that will turn everyone green.

"A young woman moves from the place of her birth to the remote northern country of her forebears to be housekeeper to her brother, whose wife has recently left him. Soon after her arrival, a series of inexplicable events occurs - collective bovine hysteria; the demise of a ewe and her nearly born lamb; a local dog's phantom pregnancy; a potato blight. She notices that the local suspicion about incomers in general seems to be directed with some intensity...

In the 1950s, 9-year-old Andrea Rodriguez and her brother leave Woronoco, Massachusetts, for the mountain villages of Puerto Rico and then, months later, are brought back to the tiny factory town where everything has changed and must navigate the rifts between their family's values and all-American culture as they journey into adulthood.

Wealthy, married mice Tumtum and Nutmeg have a series of adventures as they try to help the impoverished human children, Arthur and Lucy Mildew, to have a good Christmas, enjoy a seaside holiday, and celebrate Arthur's birthday.