Folded Paper, Dynamic Geometry, and Proof: A Three-Tier Approach to the Conics
Daniel P. Scher
	Folding conics and constructing Sketchpad models.
	(889, 1996)  188 - 193

A Direct Derivation of the Equations of the Conic Sections
Duane DeTemple
	Deriving the equations by direct appeal to the geometry of a sliced
	cone. 
	(83, 1990)  190 - 193

Constructing Ellipses
Margaret S. Butler
	Sharing Teaching Ideas.  A discussion of the Trammel method.
	(81, 1988)   189 - 190

Spheres in a Cone; or, Proving the Conic Sections
David Atkinson
	Using Dandelin's spheres to prove that the conics are indeed
	sections of a cone.
	80, (1987)  182 - 184.

Halley's Comet in the Classroom
Peter Broughton
	Activities involved with the motion of the comet.  Construction
	of a model showing the relation between the comet's orbit and the
	orbit of the earth.
	79, (1986)  85 - 89.  (see note Sept. 1986, p. 485)

An Alternate Perspective on the Optical Property of Ellipses
Kenzo Seo
	A proof of the property.
	79, (1986)  656 - 657.

Parabella
Alfinio Flores
	A conic parody of Cinderella.
	78, (1985)  30 - 33.

The Geometry of Microwave Antennas
William R. Parzynski
	Reflective properties of parabolas and hyperbolas. An analytic approach.
	77, (1984)  294 - 296.

Constructing The Parabola Without Calculus
Maxim Bruckheimer and Rina Herschkowitz
	Three methods.
	70, (1977)  658 - 662.

Do Similar Figures Always Have The Same Shape
Paul G. Kumpel, Jr.
	Transformational geometry applied to conics with a hint about cubics.
	68, (1975)  626 - 628.

The Golden Ratio and Conic Sections
G. Ralph Verno
	The golden ratio related to the intersection of conics.
	67, (1974)  361 - 363.

Some Methods For Constructing The Parabola
Joseph E. Ciotti
	Four methods for sketching parabolas.
	67, (1974)  428 - 430.

New Conic Graph Paper
Kenneth Rose
	A technique for drawing families of conics.
	67, (1974)  604 - 606.

The Limits Of Parabolas
James M. Sconyers
	What happens when the distance between the focus and the
	directrix varies?
	67, (1974)  652 - 653.

Conics From Straight Lines and Circles
Evan M. Maletsky
	Activities leading to the construction of conics.
	66, (1973)  243 - 246.

Conic Sections In Relation To Physics and Astronomy
Herman v. Baravalle
	Models, diagrams, applications.
	63, (1970)  101 - 109.

Quadrarcs, St. Peter's and The Colloseum
N.T. Gridgeman
	How does one distinguish between an ellipse and an oval?
	63, (1970)  209 - 215.

Elliptic Parallels
N.T. Gridgeman
	Curves which are everywhere equidistant from a given ellipse.
	63, (1970)  481 - 485.

A Psychedelic Approach To Conic Sections
William A. Miller
	Generating conics with overhead transparencies (Moire patterns).
	63, (1970)  657 - 659.

Why Not Relate The Conic Sections To The Cone?
W. K. Viertel
	Developing the usual sum of distances property for an ellipse by
	use of a cone.
	62, (1969)  13 - 15.

Classroom Inquiry Into The Conic Sections
Arthur Coxford
	Activities involving constructions and discovery of properties.
	60, (1967)  315 - 322.

A Geometric Approach To The Conic Sections
Sister Maurice Marie Byrne, O.S.U.
	Constructions.
	59, (1966)  348 - 350.

A Compass-Ruler Method For Constructing Ellipses On Graph Paper
Samuel Kaner
	Title tells all.
	58, (1965)  260 - 261.

Deductive Proof Of Compass-Ruler Method For Constructing Ellipses
Henry D. Snyder
	Proof that the method given in the article by Kaner
	(see immediately above) works.
	58, (1965)  261.

Conic Sections and Their Constructions
Sister M. Annunciata Burbach, C.P.P.S.
	Equations and construction techniques.
	56, (1963)  632 - 635.

Johan de Witt's Kinematical Constructions Of The Conics
Joy B. Easton
	History and techniques.
	56, (1963)  632 - 635.

Trammel Method Construction Of The Ellipse
C.I. Lubin and D. Mazekewitsch
	Also includes some theory.
	54, (1961)  609 - 612.

The Names "Ellipse", "Parabola" and "Hyperbola"
Howard Eves
	History.
	53, (1960)  280 - 281.

Simple Paper Models Of The Conic Sections
Ethel Saupe
	Methods for construction.
	48, (1955)  42 - 44.

Theme Paper, A Ruler, and The Hyperbola
Adrian Struyk
	A construction.
	47, (1954)  29 - 30.

The Quadrature Of The Parabola: An Ancient Theorem In Modern Form
Carl Boyer
	Uses determinants and the method of exhaustion.  Some history.
	47, (1954)  36 - 37.

Theme Paper, A Ruler, and The Central Conics
Adrian Struyk
	Constructions.
	47, (1954)  189 - 193.

Tangent Circles and Conic Sections
William Gilbert Miller
	A conic as the locus of centers of circles tangent to two given circles.
	46, (1953)  78 - 81.

An Optical Method For Demonstrating Conic Sections
Leland D. Hemenway
	A device for producing a conical beam of light.
	46, (1953)  428 - 429.

Theme Paper, A Ruler, and The Parabola
Adrian Struyk
	A construction.
	46, (1953)  588 - 590.

Demonstration Of Conic Sections and Skew Curves With String Models
H. v. Baravalle
	The construction and uses of such devices.
	39, (1946)  284 - 287.

The Hyperbolic Analogues Of Three Theorems On The Circle
Joseph B. Reynolds
	The circle theorems are those which concern intersecting lines
	which meet a circle in two points.
	37, (1944)  301 - 303.

A Lesson On The Parabola, With Emphasis On Its Importance In Modern Life
Chester B. Camp
	Analytic approach.  Applications.
	35, (1942)  59 - 63.

Conic Sections Formed By Some Elements Of A Plane Triangle
Aaron Bakst
	Locus problems leading to lines and conics.
	24, (1931)  28 - 31.

H.J.L.
07/15/97
email:  00hjludwig@bsu.edu
home page: http://www.cs.bsu.edu/~hjludwig/