how to rub out twenty chalks at five times, rubbing out every time an odd one\npuzzle or wager, chalk strokes on a board\n unknown
1784
breslaw's last legacy
Unknown

How to rub out Twenty Chalks at five Times, rubbing out every Time an odd one

betcha\nbar bet, drinking from a glass while arm is held by spectator, coin gag\ndanny morris\ndoc hurwitz
1942
the phoenix 1-50 Danny Morris, Doc Hurwitz

Betcha

bar bet, drinking from a glass while arm is held by spectator, coin gag

paper puzzle\na figure on a paper, has to be reorganized to form a square in no more than four cuts\nl. vosburgh lyons\npage 203 for solution
1943
the phoenix 1-50 L. Vosburgh Lyons

Paper Puzzle

a figure on a paper, has to be reorganized to form a square in no more than four cuts

fred mosteller's solution to no. 87\nlogic word puzzle, weight problem with a fake coin\nfrederick mosteller
1945
the phoenix 51-100 Frederick Mosteller

Fred Mosteller's Solution to No. 87

logic word puzzle, weight problem with a fake coin

sam loyd's flag puzzle\ngeometrical vanish, cut an american flag into two pieces, rearrange to form onto thirteen stripes instead of fifteen\nsam lloyd
1956
mathematics, magic and mystery Sam Lloyd

Sam Loyd's Flag Puzzle

Geometrical Vanish, cut an American flag into two pieces, rearrange to form onto thirteen stripes instead of fifteen

deland's paradox\ngeometrical vanish of a playing card\ntheodore deland\nthe vanishing rabbit\nmartin gardner\nstover's variations\nmel stover
1956
mathematics, magic and mystery Theodore DeLand

the vanishing rabbit\ngeometrical vanish of a rabbit\nmartin gardner\ndeland's paradox\ntheodore deland
1956
mathematics, magic and mystery Martin Gardner

stover's variations\ngeometrical vanish / transformation of objects, face becomes beer mug or red pencil becomes blue pencil\nmel stover\ndeland's paradox\ntheodore deland
1956
mathematics, magic and mystery Mel Stover

Stover's Variations

Geometrical Vanish / transformation of objects, face becomes beer mug or red pencil becomes blue pencil

fibonacci series\nabout the mathematics behind geometrical vanishes where the area of a shape changes. based on work by v. schlegel, e.b. escott and lewis carroll\nmartin gardner\nv. schlegel, zeitschrift fur mathematik und physik, vol. 24, p. 123 (1879)\ne. b. escott, open court, vol. 21, p. 502 (1907)\nlangman's version\nharry langman
1956
mathematics, magic and mystery Martin Gardner

Fibonacci Series

About the mathematics behind geometrical vanishes where the area of a shape changes. Based on work by V. Schlegel, E.B. Escott and Lewis Carroll

Related to

V. Schlegel, Zeitschrift fur Mathematik und Physik, Vol. 24, p. 123 (1879)

langman's version\nrectangle changes in area when pieces are moved around, related to fibonacci series\nharry langman\nfibonacci series\nmartin gardner
1956
mathematics, magic and mystery Harry Langman

Langman's Version

Rectangle changes in area when pieces are moved around, related to Fibonacci series

curry's paradox\nvarious geometrical vanishes of squares in rectangles and squares\npaul curry\ncurry triangles\nmartin gardner
1956
mathematics, magic and mystery Paul Curry

Curry's Paradox

Various geometrical vanishes of squares in rectangles and squares

two-piece squares\ncut square into two pieces, rearrange to get hole\npaul curry\nmartin gardner
1956
mathematics, magic and mystery Paul Curry, Martin Gardner

curved and 3-d forms\ndiscusses the possibilities of geometrical vanishes with 3-d shapes\nmartin gardner
1956
mathematics, magic and mystery Martin Gardner

Curved and 3-D Forms

Discusses the possibilities of geometrical vanishes with 3-D shapes

the puzzling loop\ntopological puzzle, loop of rope can escape from loop formed by a person's arm (person must be wearing vest)\n unknown
1956
mathematics, magic and mystery
Unknown

The Puzzling Loop

Topological puzzle, loop of rope can escape from loop formed by a person's arm (person must be wearing vest)

reversing the vest\nperson wearing vest, hands are clasped together. vest can be turned inside out without unclasping hands.\n unknown
1956
mathematics, magic and mystery
Unknown

Reversing the Vest

Person wearing vest, hands are clasped together. Vest can be turned inside out without unclasping hands.

the case of the missing hat\ncards with magicians and with hats, story trick\npaul curry\nseconds out...\ndavid britland\nthe case of the missing hat\npaul curry\nspanish curry\nramÃ³n riobÃ³o
1965
magician's magic Paul Curry

heads i win\nwager/puzzle in which performer knows something about the number of circles the spectator secretly draws\nfrederick pohl
1968
epilogue Frederick Pohl

Heads I Win

wager/puzzle in which performer knows something about the number of circles the spectator secretly draws

betcha!\ngeometric puzzle in which an area must be divided into four or five equal pieces\nl. vosburgh lyons\nbabel\nkarl fulves
1969
the pallbearers review vol. 1-4 L. Vosburgh Lyons

Betcha!

geometric puzzle in which an area must be divided into four or five equal pieces

in the balance\nweighing puzzle, see also p. 312 for variation by ben braude\npaul curry\nin the balance\npaul curry
1969
the pallbearers review vol. 1-4 Paul Curry

In the Balance

weighing puzzle, see also p. 312 for variation by Ben Braude

geometric puzzle\ndie and card in corner, wanted is the height of a triangle, see p. 424 for clue to solution\n unknown
1970
the pallbearers review vol. 5-8
Unknown

Geometric Puzzle

die and card in corner, wanted is the height of a triangle, see p. 424 for clue to solution

all in a row\ncoin layout puzzle\nemil jarrow\ntheodore annemann\ndimes and pennies of confucius\nemil jarrow\nturnabout coins\nmartin gardner
1970
the pallbearers review vol. 5-8 Emil Jarrow, Theodore Annemann

five into four\nfive of diamonds is cut in fourth and puzzled together so a center section is missing, face changes to four of diamonds\nkarl fulves\ncenter tear\njoseph k. schmidt\nthe moving pip\nkarl fulves
1971
the book of numbers Karl Fulves

Five Into Four

Five of diamonds is cut in fourth and puzzled together so a center section is missing, face changes to Four of diamonds

turnabout coins\ncoin layout puzzle\nmartin gardner\nall in a row\nemil jarrow\ntheodore annemann\npower of one\nkarl fulves
1971
the pallbearers review vol. 5-8 Martin Gardner

babel\ndeath of george mcathy, credit statement on linking rubber bands, john scarne, geometric puzzle (for solution, see p. 470), paul cinquevalli's juggling closer\nkarl fulves\nsnap!\nharry lorayne
1971
the pallbearers review vol. 5-8 Karl Fulves

Babel

death of George McAthy, credit statement on linking rubber bands, John Scarne, geometric puzzle (for solution, see p. 470), Paul Cinquevalli's juggling closer

babel\nbruce elliott's card accident, 26th all-day magic convention, puzzle from playboy about perspective (solution on p. 582)\nkarl fulves
1972
the pallbearers review vol. 5-8 Karl Fulves

Babel

Bruce Elliott's card accident, 26th All-Day Magic Convention, puzzle from Playboy about perspective (solution on p. 582)

chink-a-chink ideas\npuzzle pieces gather and assemble themselves, different versions, no methods given\nkarl fulves
1976
the pallbearers review vol. 9-10 Karl Fulves

Chink-a-Chink Ideas

puzzle pieces gather and assemble themselves, different versions, no methods given

paradox\ngeometrical puzzle with a playing card that makes a full card face-down, but a piece is left over when assembled face-up
- the turnover tactic
- business card variation
- reference file\nmitsunobu matsuyama\npowerdox\nkarl fulves\ninflation bite\njon charles\nmitsunobu matsuyama\nfrom jim snapp\njim snapp
1979
the chronicles Mitsunobu Matsuyama

Paradox

geometrical puzzle with a playing card that makes a full card face-down, but a piece is left over when assembled face-up
- The Turnover Tactic
- Business Card Variation
- Reference File

the moving pip\npip missing on card that is cut in pieces, when re-arranged pip moved\nkarl fulves\nfive into four\nkarl fulves
1980
curioser Karl Fulves

The Moving Pip

pip missing on card that is cut in pieces, when re-arranged pip moved

euclid's vanish\nnumber of objects drawn on a slate changes from seven to six, sliding part\nmartin gardner\nthe geometric slate\nkarl fulves
1980
curioser Martin Gardner

Euclid's Vanish

number of objects drawn on a slate changes from seven to six, sliding part

quant quirk\n4x4 square of 16 cards, some face-up some face-down randomly, with certain allowed turnover moves one has to get all cards in one direction, sucker game\nmartin gardner
1981
octet Martin Gardner

Quant Quirk

4x4 square of 16 cards, some face-up some face-down randomly, with certain allowed turnover moves one has to get all cards in one direction, sucker game

visualization test\nno. 26, puzzle in which the number of holes has to be guessed when corners are cut off folded paper, there are none\nj. c. coy\npaper caper\nkarl fulves
1985
self-working paper magic J. C. Coy

Visualization Test

No. 26, puzzle in which the number of holes has to be guessed when corners are cut off folded paper, there are none

eight squares\nno. 32, squares are arranged in a design and observer has to label them from up to down\nkobon fumimure
1985
self-working paper magic Kobon Fumimure

Eight Squares

No. 32, squares are arranged in a design and observer has to label them from up to down

the genius test\nno. 33, puzzle in which a paper, string and finger ring arrangement has to be taken apart\n unknown
1985
self-working paper magic
Unknown

The Genius Test

No. 33, puzzle in which a paper, string and finger ring arrangement has to be taken apart

nailed\ntwisted nail puzzle, two bent nails linked, one-handed linking, apparently linked and unlinked when shaken in jar\nrick johnsson\n"nailed" (rick johnsson, mum, feb. 1981)
1988
the chronicles Rick Johnsson

Nailed

twisted nail puzzle, two bent nails linked, one-handed linking, apparently linked and unlinked when shaken in jar

six glasses\nno. 69, six glasses, three filled, they have to be alternated by switching adjacent glasses, puzzle\n unknown
1990
self-working rope magic
Unknown

Six Glasses

No. 69, six glasses, three filled, they have to be alternated by switching adjacent glasses, puzzle

armchair golfer\nmel stover's vanishing pencil (version of the magic egg puzzle), pencil on paper changes places with pencil on initialed paper\ntom craven
1992
the trapdoor - volume two Tom Craven

Armchair Golfer

Mel Stover's Vanishing Pencil (version of the Magic Egg Puzzle), pencil on paper changes places with pencil on initialed paper

give piece a chance\nfive envelopes with cut up paper puzzle, four are complete, spectator finds envelope where one piece is missing\nmichael demarco\nstewart james' "shape of things to come"
1992
the minotaur Michael DeMarco

Give Piece a Chance

five envelopes with cut up paper puzzle, four are complete, spectator finds envelope where one piece is missing

twisted logic\neffect with twisted nail puzzle, tossed from hand to hand, then one of the two nails travels to other hand\nkarl fulves
1994
rigmarole Karl Fulves

Twisted Logic

effect with twisted nail puzzle, tossed from hand to hand, then one of the two nails travels to other hand

the 3 switch problem\n"dot com - tricks and stunts with numbers"
puzzle about three switches on the wall\nmartin gardner\nthe 3 switch problem\nmartin gardner
1998
the fine print Martin Gardner

The 3 Switch Problem

"Dot Com - Tricks and stunts with numbers"
puzzle about three switches on the wall

balloons and strings\n"dot com - tricks and stunts with numbers"
puzzle, connecting balloons with strings without crossing the strings\nkarl fulves
1998
the fine print Karl Fulves

Balloons and Strings

"Dot Com - Tricks and stunts with numbers"
puzzle, connecting balloons with strings without crossing the strings

the 3 switch problem\n"dot com - tricks and stunts with numbers"
solution\nmartin gardner\nthe 3 switch problem\nmartin gardner
1998
the fine print Martin Gardner

The 3 Switch Problem

"Dot Com - Tricks and stunts with numbers"
solution

president handsome\nriddle/illogicality with bills in which money is spent but apparently everyone, including the spender, walks away with profit\njohn lovick\n"the secret" (david regal, genii, june 2008)\n"borderline case" (maurice fogel, in search of the sensational, 2007)
2016
the performance pieces & divertissements of the famous handsome jack, etc. John Lovick

President Handsome

riddle/illogicality with bills in which money is spent but apparently everyone, including the spender, walks away with profit

Inspired by

"The Secret" (David Regal, Genii, June 2008)

"Borderline Case" (Maurice Fogel, In Search of the Sensational, 2007)