Seventeen-year-old Evie O'Neill is thrilled when she is exiled from small-town Ohio to New York City in 1926, even when a rash of occult-based murders thrusts Evie and her uncle, curator of The Museum of American Folklore, Superstition, and the Occult, into the thick of the investigation.

Oscar Westerwit, a squirrel who loves baseball and Broadway musicals, fights back when a gangster rat named Big Daddy Duds and his thugs move uptown in the year 1900, invade Central Park, and evict Oscar and his animal friends from their homes.

In Manhattan in 1899, five teens of different social classes lead dangerously scandalous lives, despite the strict rules of society and the best-laid plans of parents and others.

After battling a supernatural sleeping sickness that early claimed two of their own, the Diviners have had enough of lies. They're more determined than ever to uncover the mystery behind their extraordinary powers, even as they face off against an all-new terror. Out on Ward's Island, far from the city's bustle, sits a mental hospital haunted by the lost souls of people long forgotten--ghosts who have unusual and dangerous ties to the man in the stovepipe...

Twelve-year-old Viviani Fedeler, proud resident of the New York Public Library, has her sights set on becoming a star reporter. She's thrilled when Miss Hutch announces a story contest where the winner gets their essay printed in the New York Times! But then Viviani gets her first-ever case of writer's block. As she struggles to find inspiration, the library is hit with a strange mystery involving overdue books, secret messages, and perhaps a spy...

In 1914 New York City, nine-year-old Rebecca is determined to show her family that she is old enough to light the Shabbos candles and go to the movies.

In 1927, at the urging of twenty-one-year-old Harriet, Mrs. Livingston reluctantly recalls her experiences at the Triangle Shirtwaist factory, including miserable working conditions that led to a strike, then the fire that took the lives of her two best friends, when Harriet, the boss's daughter, was only five years old. Includes historical notes.

Scandal, intrigue, and romance follow three beautiful teenaged friends, Letty, Cordelia, and Astrid, as they each try to find love and fortune in glamorous Jazz Age New York.

Bewildered by a new student at her Manhattan high school who does not know her but seems to be Philip Walker, her lost love from her time travels, and threatened by Rebecca, who has held a grudge against her family for 120 years, sixteen-year-old Michele Windsor seeks help in her father journals and The Handbook of The Time Society.

Seventeen-year-old Ava Hall continues to learn more about herself and her heritage through her work in a New York City settlement house as well as through her social obligations with the Blythewood girls.