A Swiftly Tilting Planet Author:Madeleine L'Engle In a Swiftly Tilting Planet, the third book in L'Engle's series about the Murry family, fifteen-year-old Charles Wallace and the unicorn Gaudior undertake a perilous journey through time in a desperate attempt to stop the destruction of the world by the mad dictator Madog Branzillo. They are not alone in their quest. Charles Wallace's sister, Me... more »g, grown and expecting her first child- but still able to enter her brother's thoughts and emotions by "kything" -goes with him in spirit. So does Mrs. O'Keefe, Meg's surly and unkempt mother-in-law, who provides Charles Wallace with a cryptic rune and who seems to have a fateful link to Branzillo. Before he can solve the mystery of the link, Charles Wallace must face the ultimate test of his faith and will as he is sent within four people from another time, there to search for a way to avert the tragedy threatening them all.« less
Read "A Wrinkle in Time" and "A Wind in the Door" before you read this one, otherwise it won't make as much sense. That being said, this is by far my favorite Madeleine L'Engle books!