19 July - 6 August, 1999

## Interactive Java applets from cut-the-knot

- 4 Knights - http://www.cut-the-knot.com/SimpleGames/Horse.html
- An extension of the knight's tours and knight's circuits, which Barry lectured about

- Water Puzzle - http://www.cut-the-knot.com/water.html
- A puzzle seen in one of the
Die Hardmovies

- Three Glass Puzzle - http://www.cut-the-knot.com/wgraph.html
- An extension of the three glass puzzle

- The Tower of Hanoi - http://www.cut-the-knot.com/recurrence/hanoi.html
- Let your students play with this favorite chestnut without resorting to the Fisher Price toy

## Resources elsewhere

- Consortium for Mathematics and Its Applications (COMAP) - http://www.comap.com/
- Curriculum materials centered around mathematical modeling: using mathematical tools to explore real-world problems

- Graph Theory, Lawrence Academy - http://www.simmons.edu/~woo/graphtheory/
- Background, tutorials, definitions, and collections of others' activities, problems, and applications in Euler circuits, Hamilton circuits, coloring graphs, and spanning or Steiner trees

- Problems in Topological Graph Theory - http://www.emba.uvm.edu/~archdeac/problems/problems.html
- Classical questions on genus; coloring graphs and maps; drawings and crossings; paths, cycles, and matchings; symmetries; locally planar embeddings; computational complexity; book embeddings; representing graphs and embeddings; random topological graph theory; miscellaneous problems; and solved problems from previous editions.

- Enchanted Mind - http://www.enchantedmind.com/puzzles/knights/knight.html
- A Java applet for the exploring the knight's tour on an 8x8 chessboard

- The Distribution of the Knight - http://www.tri.org.au/knightframe.html
- Solutions, dead ends, and Mathematica code

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