1. How have people tried to visualize tesseracts? How do mathematicians draw them? What are their reasons for drawing them as they do?

2. Who was Alan Turing? What parts of Turing's life appear in "Tangents"?

3. What were England's laws regarding homosexuality in Turing's day? How was Turing supposed to be cured of his homosexuality?

4. What about California in the 1950s would have made it more hospitable to Tuthy than England?

5. What aspects of Flatland are reflected in "Tangents"? How are their purposes similar? How are their purposes different?

6. Why were Korean adoptees common in California in the early 1950s?

How have those adoptees fared in America?

7. Write your own story about how tesseracts might interact with people.

8. Write a story that explains a mathematical theorem by showing how it works rather than by telling. How will you capture and maintain the...