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Demonstrations 41  60 of 236
Permutation Grid Classes
Birds on a Wire Revisited
Seven Cylinders
Maximum Sum Descent
Noncrossing Partitions
Cutting Space into Regions with Four Planes
Mazes on Polyhedra Maps
Picking Up Coins in a Grid
NowhereNeat Squaring the Rectangle
Lah Numbers
nFountains
Latin Squares Puzzle Generator
Coin Fountains with a Given Base
Touching Planar Polycubes
Folding a Strip of Labeled Stamps
Folding a Strip of Unlabeled Stamps
Packing Squares with Triangles
Picture Puzzle
Mazes on 2nGons
Mazes on Archimedean Tilings
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