Poncelet's Porism - Numberphile
Poncelets Porism
Poncelet's Porism - a Short Proof
Poncelet's Porism for Quadrilaterals
Poncelet theorem and Painlevé-VI - Vasilisa Shramchenko (25 June, 2014)
Poncelet's theorem - a talk by Prof Joe Harris
Exploring the Dynamic Geometry and Conservations of the Steiner-Soddy and Harmonic Poncelet Porims
Poncelet's Porism (Closure Theorem): Family of 7-Periodics between Two Ellipses in General Position
Seminar (online): V. Dragovic "Introduction to Poncelet porisms and ramifications"
Umberto Zannier - The games of Steiner and Poncelet and algebraic group schemes
Poncelet Porism and the Elliptic Billiard: N=3,4,5,6 Family of N-Periodics and their Caustics
Poncelet's flow
Poncelet Triangle Families with Multiple Caustics (derived from the Poristic and Confocal Families)
Steiner's Porism: proving a cool animation #SoME1
An Infinite Family of Triangles
Barry Simon | Poncelet's Theorem, Paraorthogonal Polynomials and the Numerical Range of ...
Mathematicians in History | Jean Victor Poncelet
Seminar (online): A. Izosimov "The pentagram map, Poncelet polygons and commuting diff. operators"
Poncelet in Circle Pencil I: the geometric Flamenco of 5-Periodics with 4 caustics
It takes 2 to tango: Brocard-Poncelet Porism, stationary Brocard Points and invariant Brocard Angle