Visions Level A page 366 Prologue
Meg and her brother Charles Wallace are looking for their father, who is a scientist. he disappeared while doing top secret work on something called a tesseract, which is a way to travel through dimensions. Three mysterious women appear who called themselves Mrs. Which, Mrs. Who and Mrs. Whatsit. They take Meg, Charles Wallace, and their friend Calvin across space and time to look for the missing man. Meg is losing hope. Note Mrs. Which's speech: She repeats the sounds in words.