◊ This fall, the New York Math Circle is offering multiple classes for HS and MS students in Manhattan, and for MS students in Queens. Details can be found here, or by joining their email list.

Fall 2011: Climbing to the Summit: A Mathematical Gradus ad Parnassum Students in grades 9-12 with a passion for mathematics are invited to join this problem-solving circle, based on materials developed by Mark Saul and Titu Andreescu.  We will takes students from the simplest textbook exercises up through problems on the level of a US or International Olympiad. We will start wherever you are, and bring you as far as you care to travel.

The program will consist of ten two-hour sessions, 5 – 7 PM on Wednesdays, Sept. 14- Nov 16. There is no fee for this program.

Fall 2011: The Mathematics of Games.  Students in grades 6 to 8 are invited to join us for this free four-session workshop. We will explore the following topics: Two-person Perfect Knowledge Games, Codes and Ciphers, Mathematical Card Tricks, Geometric Transformations, Topology, Number Theory.

The workshop will take place at Metropolitan Montessori School on the Upper West Side from 4:00 to 6:00 pm on the following Thursdays: October 20, November 3, November 17, and December 8. There is no fee for this program.

For more information and registration send an email to cmt@math.nyu.edu.

◊ A full ten years of past NYC Interscholastic Mathematics League problems are available here for download.

The Art of Problem Solving announces a new pre-algebra textbook, co-authored by Ravi Boppana. Click here for more details.