When ten-year-old Andrew invents a shrinking machine, he does not expect to be sucked into the machine along with his cousin Judy, only to end up in a dog's nose.

Two cousins spend an adventurous summer on a ranch on the Hungarian plains.

Mr. Peanuts, a most unusual squirrel, is lonely as Valentine's Day nears but he meets Rosie in the bookstore and soon they are nuts about each other.

The Bone cousins, Gran'ma Ben, and Thorn reach the city of Atheia, where they reunite with old friends and prepare to battle The Lord of the Locusts.

As a terrible storm rages, ten-year-old Dinah and her brother and sister listen to their cousin Gage's tale of a newly-hatched, orphaned, skibberee, or tooth fairy, called What-the-Dickens, who hopes to find a home among the skibbereen tribe, if only he can stay out of trouble.

At first Henry's very neat cousin doesn't like the cookies from under his bed or Mudge's slobbery kisses, but when they all play frisbee, she begins to enjoy her visit.

Bonnie Green and her cousin Sylvia come under the power of a wicked governess when Bonnie's parents leave on a sea voyage.

Sent to a boisterous family gathering in Ireland by her overly strict grandmother, orphaned Hayley feels out of place until her unruly cousins include her in a special game involving travel through the mythosphere, the place where all the world's stories can be found, and where some secrets of her past are revealed.

The plan was to have a quiet Christmas with extended family and NO mystery or adventure. But things rarely go as planned when the Double Cousins are involved. After finding an old diary under a loose floorboard, the Double Cousins uncover a slew of new questions in their latest mystery at the Old Sawmill Guest Ranch in Nemo, South Dakota. What happened to Sophia, the diary's owner? Where was the mysterious gold coin mentioned in another found journal?...

Angelina wants to take Christmas cookies to old Mr. Bell, who lives alone. But her cousin Henry has something else in mind for the cookies. What happens next results in some magic moments and the discovery that there is a Santa Claus living in their own village. Full color. Angelina and her cousin Henry help bring Christmas to a lonely old postman.