A Visual Approach to Deductive  Reasoning
Frances Van Dyke
	Activities.  Using Venn diagrams rather than truth tables to examine the validity of 
	arguments.
	(88, 1995)  481 - 486, 492 - 494

Geometry Proof Writing: A Problem-Solving Approach à la Pólya
Jean M. McGivney and Thomas C. DeFranco
	Proof writing is problem solving.
	(88, 1995)  552 - 555

What Is a Quadrilateral?
Lionel Pereira-Mendoza
	An activity designed to develop an understanding of the role of 
	definitions in mathematics.  
	(86, 1993)   774 - 776

Teaching Logic with Logic Boxes
Walter J. Sanders and Richard L. Antes
	Using boxes to represent concepts of logic.
	(81, 1988)  643 - 647

Intuition and Logic
Patrick J. O'Regan
	Capitalizing on students' ways of thinking to lead them to a greater
	understanding of logical relationships.
	(81, 1988)    664 - 668

Two Views of Oz
John Pancari and John P. Pace
	Using the Scarecrow's Pythagorean-like utterance to define the
	fundamental isosceles triangle of Oz.
	80, (1987)  100 - 101.

Teaching Modeling and Axiomatization with Boolean Algebra
Michael D. DeVilliers
	Proofs of Boolean Algebra statements, analysis of the proofs, and
	the development of a suitable axiomatic basis.
	80, (1987)  528 - 532.

Did the Scarecrow Really Get A Brain?
Lowell Leake
	An analysis of the Scarecrow's Pythagoras-like statement in The
	Wizard of Oz.
	79, (1986)  438 - 439.

Deductive and Analytical Thinking
Robert L. McGinty and John G. Van Buynen
	Activities for enhancing deductive reasoning abilities.
	78, (1985)  188 - 194.

The Relativity of Mathematics
Israel Kleiner and Schmuel Avital
	Logic. Truth and validity.
	77, (1984)  554 - 558.

Star Trek Logic
John Lamb, Jr.
	An analysis of events in "Amok Time".  (Spock's wedding.) 
	72, (1979)  342 - 343.

Why "False -> False" Is True - A Discovery Explanation
Jack Bookman
	Activities in logic.
	71, (1978)  675 - 676.

The Converses Of A Familiar Isosceles Triangle Theorem,
F. Nicholson Moore and Donald R. Byrkit
	Converses, the difference between necessary and sufficient
	conditions, use of counterexamples.
	67, (1974)  167 - 170.

Variation - A Process Of Discovery In Geometry
Clarence H. Heinke
	Changing the elements of a theorem to produce a new theorem.
	50, (1957) 146 - 150.

Quod Erat Demonstrandum
Harold P. Fawcett
	A discussion of proof and logic.
	49, (1956)  2 - 6.

What Do We Mean?
Robert E. K. Rourke and Myron F. Rosskopf
	An examination of the meanings of some mathematical terms.
	49, (1956)  597 - 604.

Some Concepts Of Logic and Their Application In Elementary Mathematics
Myron F. Rosskopf and Robert M. Evans
	Discusses some aspects of geometric logic and proof.  
	48, (1955)  290 - 298.

The Logic Of The Indirect Proof In Geometry
Nathan Lazar
	Analysis, criticism, and recommendations.
	40, (1947)  225 - 240.

Teaching A Unit In Logical Reasoning In The Tenth Grade
Daniel B. Lloyd
	Objectives, contents, and bibliography.
	36, (1943)  226 - 229.

The Importance Of Certain Concepts and Laws Of Logic For The
Study and Teaching Of Geometry
Nathan Lazar
	Detailed examinations of the materials with examples.
	31, (1938).
		Chapter I, The Converse.  99 - 113.
		Chapter II, The Inverse.  156 - 162.
		Chapter III, The Contrapositive.  162 - 174.
		Chapter IV, An Extension of the Concept and the
			Law of Contraposition.  216 - 225.
		Chapter V, The Law of Converses.  226 - 240.

Geometry, A Way Of Thinking
H. C. Christofferson
	Logic and deductive thinking.
	31, (1938)  147 - 155.

Applying Geometric Methods Of Thinking To Life Situations
Elizabeth Loetzer Hall
	The application of classroom methods of thinking to real
	life situations. 
	31, (1938)  379 - 384.

Geometry and Life
Kenneth B. Leisenring
	Geometry and deductive thinking.  The value of learning geometry.  
	30, (1937)  331 - 335.

Elementary Logic As A Basis For Plane Geometry
Eugene R. Smith
	Report on a teaching experiment.
	1, (1908-1909)  6 - 14.

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