If you buy any of these items, please come back to this list and click the "Reserve" link to mark which item(s) you purchased. This will help ensure that Mark Spindler does not get duplicate gifts.
Henry Segerman Math Art
Rosalina sweater (XL)
50 years of Combinatorics, Graph Theory, and Computing (Discrete Mathematics and Its Applications) (
PC Headset with mic
Simple suffices - just for convenience
"Problem-Solving Strategies" by Arthur Engel
