Summoned by the Queen of England to save the world once again, trusty kid spy Mac B. navigates secret tunnels beneath the Berlin Wall to retrieve cheat codes from an adversarial scientist only to find himself trapped in East Germany.

Twelve-year-old Marcel loves riding his bicycle, and dreams of competing in the Tour de France, but it is 1942 and German soldiers are everywhere, stopping him as he delivers bread from his parents' bakery around Aucoin--then one day he discovers that it is not just bread he is delivering, and suddenly he finds himself in position of dangerous secrets about his parents and his new friend from Paris, Delphine.

Twelve-year-old Young Lady of Quality and Victorian amateur detective Myrtle Hardcastle returns, and now she is on the trail of a serial killer in her hometown of Swinburne.

A gothic murder mystery set in gritty Victorian-era London, where an intrepid society girl finds herself embroiled in the investigation of a serial killer known as Jack the Ripper.

"As the frightening impact of World War II creeps closer and closer to her door, eleven-year-old Ada learns to manage life on the home front"--

It is June 6, 1944, D-Day, and Dee Carpenter (true name Dietrich Zimmermann), an underage private in the United States Army, is headed for Omaha Beach, seeking revenge for his uncle, who was arrested by Nazis when Dee was a little boy; meanwhile, Samira Zidano, an eleven-year old French-Algerian girl is looking for the French resistance, desperate to deliver the message that the invasion is about to begin, and get their help in freeing her mother--this...

657 days ago Meg's British father left their home in France to fight the Nazis, leaving some codes in a jar for her to decipher, and Meg and her French mother moved to the Perche, a region in France near Normandy known for its forests; now Meg watches the German soldiers in town, and sometimes carries messages for the French resistance--but suddenly things have gotten much more dangerous: there is a wounded British officer hiding in her grandmother's...

Growing up in 1943 war-torn England, thirteen-year-old Alice and her older sister Louise are members of a centuries-old spy clan, but when Louise decides to spy for the enemy, their bond is changed forever.

Twelve-year-old Hazel Rothbury stows away aboard the Titanic and, with the help of a porter named Charlie and a first-class passenger named Sylvia, she sets out to explore the great ship, uncovering a haunting mystery--until the ship hits an iceberg and she must fight to save herself and her friends.