In A Wrinkle in Time, a dark and stormy night throws Meg Murry into a world she never imagined - a world in which the mysterious Mrs. Whatsis, Mrs. Which, and Mrs. Who can transport Meg and her gifted little brother to other planets using something called a tesseract. While searching for their father, a physicist who went missing long ago during a secret government project, they are introduced to an epic battle between good and evil. This classic children's novel examines morality, free will, and the magic of quantum physics.