Informal Assignments:

1.  Viewing Tubes
2.  Computer Lab 1
3. Neutral Geometry Worksheets
4. Postulate checking on the sphere:  Which of Euclid's five postulates, and which of the axioms 1-4' from the worksheets, are true on the sphere?
5. Henderson Problem 7.1
6. Postulate checking on the 450 degree cone:  Which of Euclid's five postulates, and which of the axioms 1-4' from the worksheets, are true on the 450 degree cone?
7.  Computer Lab 2
8. NCTM standards
9. Shape of Space