I'll take the answer to any one of the following questions (three of which are unanswered questions from earlier this month):
On what planet did Aunt Beast live?
How did Calvin and Meg communicate with each other in the mitochondrion?
What thing on Camazotz did Meg think seemed like the way something would have been on the 2-D world they had accidentally stopped at?
Name two people in the Time Quartet (A Wrinkle in Time, A Wind in the Door, A Swiftly Tilting Planet, and Many Waters), where one person verbally declares love for another, and the other immediately replies with a verbal declaration of love for the first.