Puzzles Online: Table of Content

Puzzle based on the Kosnita's Theorem
Kosnita's Theorem.
Circumcenters, Concurrent lines.

Puzzle based on the problem 410: 22 piece polygons.
Two Regular Pentagons, Angle.
.

Puzzle based on problem 401.
Area, Triangle, Angle bisector, Circumcircle, Perpendicular bisector, Congruence.

Puzzle based on the problem 368.
Triangle, 120 degrees, Angle bisectors, Perpendicular.
.

Puzzle: Euclid's Elements Book I, 23 Definitions.
One-page visual illustration.

Puzzle: Inca Skull Surgery. 22 Piece Polygons.
Inca Skull Surgeons Were "Highly Skilled," Study Finds.
Trepanation = square hole in the skull.

Butterfly Theorem: Puzzle.

Puzzle: Composition II in Red, Blue, and Yellow by Piet Mondrian pioneer of Geometric abstraction.

Puzzle: No. 5, 1948, Jackson Pollock.
List of most expensive paintings: $140 million. .

Puzzle: Taj Mahal & Geometry Shapes.

Puzzle: If - Rudyard Kipling' Poem. 6 piece classic.

Puzzle: Marion Walter's theorem. Puzzle cut: 12 Piece ZigZag
Based on Marion Walter's theorem

Go Geometry Puzzles Mind Map.

Puzzle: Metamorphosis III Puzzle cut: 20 Piece Birds
Based on Metamorphosis III

Intouch and Extouch Triangles. Puzzle cut: 20 Piece Classic
Based on Proposed Problem 86.

Contact Triangles. Puzzle cut: 22 Piece Polygons
Based on Proposed Problem 85.

Triangle Centers. Word find puzzle.

Puzzle: Sangaku Problem

Puzzle: Golf and Geometry

Puzzle: the Oldest  Quipu

Puzzle: Inca Music

Puzzle: Cuzco City

Puzzle: Euler Line and Nine Point Center

Pentagons & Pentagrams - Puzzle: 96 triangles.

Puzzle of the Newton's Theorem: 50 pieces of circles.

Euler's Formula - Puzzle: 55 pieces in a six star style of piece.

Nazca Lines: The Monkey - Puzzle.
 

Nazca Lines: The Condor bird. Puzzle: 40 pieces of birds tessellation.

Nazca Lines: The Spider. Puzzle: 44 pieces in a tri-dove style of piece.

Puzzle of the Nagel Point: 22 pieces of polygons.

Equal Incircles Theorem: 20 Piece Classic.

Puzzle of the Ceva's Theorem: 48 classic piece.

Morley's Theorem Puzzle: 22 pieces of polygons.

Sierpinski Triangle and Machu Picchu. Puzzle.

Puzzle of The Raft of the Medusa: 91 pieces of lizards tessellation.
Languages: English, Spanish and Traditional Chinese.

The Road Not Taken Puzzle. Robert Frost's poem, puzzle 48 pieces of USA map.

Geometry Proofs jokes. Matching exercise.

Triangle Centers. Word find puzzle.

The Lord of Sipan, Spiderman Puzzle: 50 pieces of circles.

Quizzes: Geometry SAT Techniques, matching exercises.

The Lord of Sipan Puzzle: 22 pieces of polygons.

The Bevan Point: Puzzle

Cuzco: The Stone of twelve angles An example of Inca skill with polygonal masonry. Puzzle: 22 pieces of polygons.

Machu Picchu. Lost City of the Incas. Puzzle: Puzzle 41 pieces of polyominoes.