In A Ghost Tale for Christmas Time, Jack and Annie travel to Victorian England on Christmas Eve, encountering spooky adventures while helping a boy learn the true spirit of the holiday.
In A Crazy Day with Cobras, Jack and Annie travel to India, where they navigate temples, rivers, and dangerous snakes while completing a magical quest.
In Dogs in the Dead of the Night, Jack and Annie travel to ancient Egypt, where they face stray dogs, explore tombs, and solve riddles to complete their magical quest.
In Leprechaun in Late Winter, Jack and Annie travel to 19th-century Ireland, where they meet magical leprechauns and help a young girl discover the power of storytelling.
In A Good Night for Ghosts, Jack and Annie travel to 1915 New Orleans, where they meet young Louis Armstrong and face spooky adventures while helping him follow his dreams.
In Moonlight on the Magic Flute, Jack and Annie travel to 18th-century Austria, where they meet Mozart and use a magical flute to spread joy and complete their mission.
In Pirates Past Noon, Jack and Annie travel to a tropical island, where they face sneaky pirates, hidden treasure, and thrilling adventures while solving a magical riddle.
In Lions at Lunchtime, Jack and Annie travel to the African savanna, encountering wild animals and learning courage as they search for a magical riddle.
In Ghost Town at Sundown, Jack and Annie travel to the Wild West, where they explore a deserted town, meet a mysterious cowboy, and search for a magical clue.
In Dolphins at Daybreak, Jack and Annie explore the ocean in a mini-sub, meet playful dolphins, and face underwater dangers as they race to solve a magical riddle.
In Sunset of the Sabertooth, Jack and Annie travel to the Ice Age, where they face freezing cold, caves, and a saber-toothed tiger while searching for a magical object.
In Afternoon on the Amazon, Jack and Annie explore the dangers of the rainforest, facing crocodiles, army ants, and more as they search for a magical clue
In Civil War on Sunday, Jack and Annie travel to the time of the American Civil War, where they meet Clara Barton and learn the power of courage and compassion while helping the wounded.
In Dingoes at Dinnertime, Jack and Annie journey to the Australian Outback, where they face wild animals and a raging fire as they search for the final gift to break a spell.
In Tigers at Twilight, Jack and Annie explore the jungles of India, where they face monkeys, snakes, and the danger of wild tigers as they work to solve a magical riddle.
In Polar Bears Past Bedtime, Jack and Annie travel to the Arctic, where they meet polar bears and other animals while solving a riddle under the magical moonlight.
In Earthquake in the Early Morning, Jack and Annie travel to San Francisco in 1906, where they face the chaos of a massive earthquake and learn the power of courage and kindness.
In Twister on Tuesday, Jack and Annie visit the American frontier, where they experience pioneer life and must help a prairie schoolhouse survive a dangerous tornado.
The Merlin Missions series, part of the Magic Tree House books, follows Jack and Annie on longer, more challenging adventures guided by Merlin, blending history, fantasy, and myth for older readers.