Meg, Charles, and their friend Calvin go on an adventure through time and space with three extraordinary women - Mrs. Whatsit, Mrs. Who and Mrs. Which - to find and rescue Meg and Charles's father, a scientist, from an evil force named IT. The book was full of action, mystery, adventure and lessons. It contained more scientific imagination and creativity than a typical fantasy story. The biggest takeaway is that love and bravery can defeat any powerful evil force. The book would interest children aged 8 to 14.