Tree House Mystery

David Cunningham is the author of the popular young adult mystery, Mountain Top Mystery. He writes engaging stories that keep readers guessing until the very end.

Gertrude Chandler Warner was an American author, mainly of children's stories. She was most famous for writing the original book of The Boxcar Children and for the next eighteen books in the series. Warner once said that she did much of her writing while convalescing from illnesses or accidents, and that she conceived the idea of The Boxcar Children while sick at home. Of this, she said, "I had to stay at home from school because of an attack of bronchitis. Having written a series of eight bo...