A fictionalized journal relates the experiences of a young stowaway from 1768 to 1771 aboard the Endeavor which sailed around the world under Captain James Cook.

While her father is in hiding after attempts on his life, twelve-year-old Cleopatra records in her diary how she fears for her own safety and hopes to survive to become Queen of Egypt some day.

The 1653-1654 diary of a fourteen-year-old Pocasset Indian girl, destined to become a leader of her tribe, describes how her life changes with the seasons, after a ritual fast she undertakes, and with her tribe's interaction with the English "Coat-me

While helping Stacey move back into her house in Stoneybrook, Mallory and Claudia find an old trunk containing the diary of a girl who lived in Stacey's house in the 1890's.

In 1932, a twelve-year-old girl who lost her sight in an accident keeps a diary, recorded by her twin sister, in which she describes life at Perkins School for the Blind in Watertown, Massachusetts.

In his 1845 diary, thirteen-year-old orphan Jedediah describes his wagon train journey to Oregon, in which he confronts rivers and sandy plains, bears and rattlesnakes, and the challenges of living with his fellow travelers. Includes historical notes

In a series of humorous diary entries, fifteen-year-old Mia tries to figure out how to raise money for the bankrupt student government at her school while also worrying about how to become a "party girl."

9-year-old Elizabeth keeps a journal of her experiences in the New World in Jamestown, Virginia.

In her diary in 1912, thirteen-year-old Margaret Ann describes how she leaves her lonely life in a London orphanage to become a companion to a wealthy American woman, sails on the Titanic, and experiences its sinking.