Book

1973
Written by Ken De Courcy
Work of Ken De Courcy

16 pages (Stapled), published by The Supreme Magic Company
Illustrated with drawings by Ken De Courcy
Language: English

9 entries

Pentertain (written by Ken De Courcy, work of Ken De Courcy, 1973)
Creators	Title	Comments & References		Page	AA	Categories
Ken De Courcy	Introduction			1		Articles / Intros & Epilogues
Ken De Courcy	Pentertain	introduction to routine		3		Articles / Intros & Epilogues
Ken De Courcy	Only Heaven (and Einstein) Knows!	mathematical puzzle with three chosen numbers at the points of a triangle, three sums end up to be equal		4		Numbers / Puzzles & Bets
Ken De Courcy	Everything is Relative	forcing 34 in a 4x4 matrix with the numbers from one to sixteen		6		Numbers / Number Forces / Other Props
Ken De Courcy	A Not-so-Proper Charlie	unusual method to multiply two numbers by continuously dividing and multiplying them by two	Variations The Charlie Chronicles (E. Leslie May, Mistress of Pentertain, 1976)	7		Numbers / Calculating & Mental Arithmetic
Ken De Courcy	The Chinese Check	unusual method to multiply two numbers with some sort of grid		8		Numbers / Calculating & Mental Arithmetic
Ken De Courcy	The Forgotten Phone Number	subtraction of five-digit number with its reverse, oner figure chosen and others called out, chosen figure divined by another spectator via calculation		10		Numbers / Prediction & Sum-Divination
Ken De Courcy	A Question of Degree	method of multiplying 9 with every digit		13		Numbers / Calculating & Mental Arithmetic
Ken De Courcy	A Last Word			16		Articles / Intros & Epilogues

Data entered by Denis Behr, April 2021.

Pentertain

Fifteen Minutes Impromptu Entertainment with Pen and Paper