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.
Showing items tagged with 15-25.

Mistborn: Secret History



PC Headset with mic
Simple suffices - just for convenience


Any math shirt (XL)
except the official tauday.com

Prime Curios!: The Dictionary of Prime Number Trivia ($17)

Algebraic Topology: Homology and Cohomology ($18)














