Speakers, topics, and handouts for the 2006-2007 Stanford Math Circle sessions appear in the table below. Practice problems for each talk can be downloaded by clicking the pencil icon in the last column. Also follow the links for additional material.
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Fall 2007 session

Date Speaker Title and Topic work sheet
September 16 Matthias Beck
.....SFSU
Polyhedra I: polygons, convex hulls, and all kinds of faces ...
September 23 Matthias Beck
.....SFSU
Polyhedra II: face numbers, Euler's formula, and regular polytopes ...
September 30 Michael Kleber
.....Google
What are the fair polyhedral dice? How about in 4 dimensions? ...
October 7 Zvezdelina Stankova
.....Berkeley / Mills College
Full stop due to monovariants,
part I
    (note)
October 14 Zvezdelina Stankova
.....Berkeley / Mills College
Advanced monovariants in action,
part II
...
October 21 Jim Milgram
.....Stanford
The mathematics of robots
...
October 28 Sam Payne
.....Stanford
Bidding games ...
November 4 Rick Sommer
.....Stanford EPGY
Combinatorial Game Theory ...
November 11 Kannan Soundararajan
.....Stanford
Prime numbers ...
November 18 Ravi Vakil
.....Stanford
Pythagorean triples ...
November 25 Thanksgiving break --- no math circle --- ...
December 2 Tom Davis
.....Silicon Graphics
Rubik's cube as an introduction to group theory
December 9 Paul Mennen
.....Independent
Ramblings: physics problems, irrationals, GPS, & musical spectra
Party: ice cream a-plenty!
...

Winter 2008 session

Date Speaker Title and Topic work sheet
January 6 Linda Burks
.....Independent
The game of SET:
asking good questions
...
January 13 Leo Goldmakher
.....Stanford
Splitting the Circle ...
January 20 Joshua Zucker
.....Castilleja School
Parity, Invariants, and Games ...
January 27 Keith Devlin
.....Stanford
The mathematics of
   everyday language

...
February 3 Douglas Osheroff
.....Stanford
How advances in science are made ...
February 10 Laurens Gunnarsen
.....Independent
Pythagorean Poker: A Card Game for Number Theorists ...
February 17 Winter break --- no math circle --- ...
February 24 Winter break --- no math circle --- ...
March 2 Ralph Cohen
.....Stanford
Spheres, braids, and links
...
March 9   Canceled in favor of hearing John Conway at MSRI (BAMO Awards Ceremony - 11am in Berkeley) ...
March 16 Tatiana Shubin
.....SJSU
Mathematical games
March 23 Matthew Kahle
.....Stanford
Symmetry: its reflections in mathematics and art ...
March 30 Paul Zeitz
.....Univ. of  San Francisco
Random Walks
April 6 Tatiana Shubin
.....SJSU
Mathematical games II

     End of year pizza party!
...