Stellated Polyhedra
Quick-and-Dirty constructions with Cabri 3D
Puzzles
Blocks
Conic Section Fits Definition
Ying-Yang
Circles on Sphere
Osculating Circle of Pedal Curves
Geometric constructions associated with the regular dodecahedron
How to Turn a Cube into a Rhombic Dodecahedron ?
Applications of the Internet Archive to Dynamic Geometry Internet Archive 對於動態幾何的應用
Various Forms of Steiner Porism and Poncelet Porism
3D Poncelet Porism and Steiner Porism
ATCM 2009 Dynamic Geometry Contest
Circles in Space
Straightforward Constructions
Steiner Porism on the Sphere
Patterns on Solids
An Ellipse Sliding Along a Trochoid
Deltoid Sliding Along an Ellipse Deltoid Sliding Outside a Fixed Ellipse Deltoid Sliding on Two Perpendicular Lines
Planar Objects in 3D
Rotating Polyhedra
Project Poster 2008
Project Poster 2009
Ruled Surface
Cap-Cup
12 Parts Decomposition
Workshop Given at ATCM 2008: Polyhedron A Projected into Polyhedron B
Four Circles Tangent to Two Cicles at Four Points
7-Circle Theorem
Starting with Planar Objects
Three Perspective Objects
Patterns on Great Rhombicosidodecahedron
Interpolations
Three Circles
Convex Hull
Catalan Solid
Patterns on Small Rhombicosidodecahedron
Different Ways to Construct the Nephroid
Rotating Rhombic Polyhedra
Rhombic Icosahedron
Rhombic Polyhedra
Rhombic Hexecontahedron
Famous Curves and Their Tangents
Concurrency
Linkage in Space
Packing
Exploring Geometric Models with Cabri 3D
Irregular Motions
Compound
Dudeney's Trick
3D Linkage
Reflection on Edges
Three-Sphere Theorem
Potpourri
Conics from Given Conditions
Parabola
Exploring Dynamic Geometry with Geometer's Sketchpad
7 Dodecahedrons
Created When Version 2 Appeared
Animation of Rhombic Polyhedra
Reye's Configuration
Thesis - 2010