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Demonstrations 61  80 of 240
Folding a Strip of Unlabeled Stamps
Packing Squares with Triangles
Picture Puzzle
Mazes on 2nGons
Mazes on Archimedean Tilings
Chromatic Polynomials
The Fractal Nature of Partitions
Chord Diagrams for Motzkin Numbers
Playing Cards
A Bitter Chocolate Problem That Satisfies an Inequality
Gaussian Brackets
Equivalence of Two Fibonacci Number Interpretations
Perfect Riffle Shuffling
Permutation Lattice
Continuous Binomial Function in 3D
The Routing Problem
SelfAvoiding Paths through a Lattice
Eulerian Numbers versus Stirling Numbers of the First Kind
Two Types of Hexagonal Polyominoes Counted by Area and Number of Columns
How Many Right Triangles Can You Find?
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