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Mon, Dec 14



Online Geometry Workshop: Deductive Reasoning

The official title of this 6-session workshop is Teaching Deductive Reasoning through Games, Philosophy, and Geometric Constructions.

Registration is Closed
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Time & Location

Dec 14, 2020, 5:00 PM – 9:00 PM


About the event

Schedule: 6-sessions, Meeting Tuesday and Thursday on Zoom for 3 weeks for one-hour live sessions with Michael Waski.

  • Cost: $195 USD
  • Webinar dates: January 12, 14, 19, 21,26, 28 ; All at 7:00pm ET-US

Course content:

Session 1: Deductive Reasoning through Games

Deductive vs. Inductive Reasoning: An Introduction

Guess My Number Game

Clueless Crosswords

Color Square Game

Other Games

Session 2: Introduction to Formal Logic

Basic Truth Tables

Compound Truth Tables


Tautologies and Contradictions

Logical Equivalences

Session 3: Greek Philosophy and Axiomatic Systems

The Quest for Truth: Philosophy and Mathematics

The MU Puzzle

Euclid’s Definitions, Postulates, and Common Notions

The Parallel Postulate (Time Permitting)

Session 4: The Six Basic Constructions

Equilateral Triangle

Perpendicular Bisector

Perpendicular through a Point on the Line

Perpendicular through a Point not on the Line

Angle Bisector

Copying an Angle

Session 5: Extensions with the Constructions Part 1

May Include:

constructing all types of triangles

all quadrilaterals

regular polygons

centers of triangles


square roots

inscribing and circumscribing figures

dissecting segments

demonstrating geometric theorems

Session 6: Extensions with the Constructions Part 2

Continuation of Session 5


Format: 6 live-webinars with lesson instruction, then optional independent work and videos. (All webinars will be recorded and shared with participants.)

Wish to purchase Teaching Geometry to the Adolescent: A Montessori Approach? Follow this link.

Certificates of Completion will be emailed to the participants at the conclusion of the workshop (16 hours)


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