"Polar Bears Past Bedtime" is the sixth installment in the Magic Tree House series by Mary Pope Osborne, featuring Jack and Annie, siblings who are always on adventurous quests. In this story, they travel to the Arctic to help a polar bear. They encounter the harsh realities of the frozen landscape, learn about the importance of the Arctic ecosystem, and meet various animals, including walruses and seals. As they navigate through this icy world, they face challenges that test their bravery and resourcefulness. Their adventure emphasizes themes of friendship, environmental awareness, and the wonders of nature. [Generated by language model - please report any problems].

This book is part of a book series called Magic Tree House .

This book was published in 2010 by Random House Books for Young Readers .

Mary Pope Osborne is the author of over forty books for young people. She was the president of the Author's Guild, the leading organization for professional writers in the US, for two years and has won many awards for her books. She lives in New York with her husband, Will, and their dog, Bailey, who sleeps on top of Mary's desk every day while she writes.