2006-2007 Problems

26 April 2007  Problem 23  Solution to Problem 23

Source of Problem 23: The Fifty First William Lowell Putnam Mathematical Competition

19 April 2007  Problem 22  Solution to Problem 22

Source of Problem 22: 2006 Joint Entrance Examination for India Institute of Technology (as featured on 'Chosun Ilbo', a Korean News Paper)

12 April 2007  Problem 21  Solution to Problem 21

Source of Problem 21: 'Fun Math Puzzles for Gifted Students' by Boo Sung Park

5 April 2007  Problem 20  Solution to Problem 20

Source of Problem 20:  The Twentieth William Lowell Putnam Mathematical Competition

29 March 2007  Problem 19  Solution to Problem 19 by David

Source of Problem 19: "Puzzle Corner" column, Technology Review, Jan. 1971 by A. Gottlieb

22 March 2007  Problem 18  Solution to Problem 18

Source of Problem 18: 'Fun Math Puzzles for Gifted Students' by Boo Sung Park

8 March 2007  Spring Break.  Problem 18 will be posted on 22 March 2007

1 March 2007  Problem 17  Solution to Problem 17

Source of Problem 17: The Tenth William Lowell Putnam Mathematical Competition

22 February 2007  Problem 16  Solution to Problem 16 by CDT Wiley

Source of Problem 16: The Second William Lowell Putnam Mathematical Competition

15 February 2007  Problem 15  Solution to Problem 15 by CDT Hutchison

Source of Problem 15: 'Problem Solving Through Recreational Mathematics' by Bonnie Averbach & Orin Chein

8 February 2007  Problem 14  Solution to Problem 14

Source of Problem 14: October 1922 Issue of The Mathematical Gazette, UK

1 February 2007  Problem 13  Solution to Problem 13

Source of Problem 13: 'Fun Math Puzzles for Gifted Students' by Boo Sung Park

25 January 2007  Problem 12  Solution to Problem 12

Source of Problem 12: 'Fun Math Puzzles for Gifted Students' by Boo Sung Park

14 November 2006  Problem 11   Solution to Problem 11

Source of Problem 11: 'Mathematical Olympiad Challenges' by Titu Andreescu & Razvan Gelca

7 November 2006  Problem 10   Solution to Problem 10 by CDT Henshaw

Source of Problem 10: 'Mathematical Puzzles: A Connoisseur's Collection' by Peter Winkler

2 November 2006  Problem 9    Solution to Problem 9 by CDT Ness

Source of Problem 9: 'Atama Ga Yokunaru Sugaku Pazuru' (Math Puzzles That Will Make You Smart) by Akira Aizawa

26 October 2006  Problem 8   Solution to Problem 8

Source of Problem 8: 'Mathematical Puzzling' by A. Gardiner

19 October 2006  Problem 7   Solution to Problem 7

Source of Problem 7: The Second William Lowell Putnam Mathematical Competition

12 October 2006  Problem 6    Solution to Problem 6

Source of Problem 6: 1991 Korean National Middle School Mathematics Competition (from 'Ideas On Plane Geometry' by Seung Dong Park)

5 October 2006  Problem 5   Solution to Problem 5

Source of Problem 5: 'Mathematical Fun, Games and Puzzles' by Jack Frohlichstein

28 September 2006  Problem 4   Solution to Problem 4

Source of Problem 4: 2001 Virginia Tech Regional Mathematics Contest

21 September 2006  Problem 3    Solution to Problem 3

Source of Problem 3: 'Atama Ga Yokunaru Ronri Pazuru' (Logic Puzzles That Will Make You Smart) by Akira Aizawa

14 September 2006  Problem 2   Solution to Problem 2

Source of Problem 2: 'Atama Ga Yokunaru Sugaku Pazuru' (Math Puzzles That Will Make You Smart) by Akira Aizawa

7 September 2006  Problem 1   Solution to Problem 1

Source of Problem 1: a 1992 Japanese National Elementary Mathematics Competition, Preliminary Round from Sansuu Orinpikkuni Ghousen by Miya Kouzi