watch locator \n no. 33, selection lost, spectator adds hours and minutes of current time to count to selection \n unknown
1935
card tricks that are easy to learn, easy to do

Watch Locator

1935


31



fixing the date \n face cards of four packets formed by audience’s choices make up digits of randomlychosen year, number cards \n edward bagshawe
1936 ca.
twenty magical novelties
Edward Bagshawe

Fixing the Date

1936 ca.


34



dated \n date of a borrowed coin is named, performer locates cards that match the four digits from a shuffled deck in his pocket \n franklin m. chapman
1937
six bits more
Franklin M. Chapman

Dated

1937


7



the cyclic number \n a packet containing six cards forming the number 142857, when multiplied by any number from 2 to 6, gives a result which the cards themselves reveal \n lloyd e. jones
1956
mathematics, magic and mystery
Lloyd E. Jones

The Cyclic Number

1956


9



billy wiggins' card trick \n three piles made and cut, sum of outer two values adds up to value of center pile all through the piles \n billy wiggins
1957
1957 card annual
Billy Wiggins

Billy Wiggins' Card Trick

1957


9



the number and value of the cards \n cards add up to fourteen, using the fourteen of spades card \n tom batchelor
1968
ireland's yearbooks
Tom Batchelor

The Number and Value of the Cards

1968


96



mental giant \n deck as calculator, 3d and 8d, sum or difference appears between them \n karl fulves
1968
the pallbearers review vol. 14
Karl Fulves

Mental Giant

Winter 1968


222



the difference & the sum \n spot cards are used for calculations multiple times, outcome predicted \n henry christ \n harry lorayne
1971
reputationmakers
Henry Christ, Harry Lorayne

The Difference & The Sum

1971


105



the hc difference & sum \n original handling, spot cards are used for calculations multiple times, outcome predicted \n henry christ \n school daze \n roy walton \n the lucky ten \n peter duffie \n some indifference \n philip t. goldstein \n sum and difference \n karl fulves \n henry christ \n for christ's sake! \n peter duffie \n robin robertson \n some difference \n karl fulves \n some difference \n karl fulves \n psychic math \n peter duffie
1971
reputationmakers
Henry Christ

The HC Difference & Sum

Related toVariations

1971


113



i am in debt \n ace to four, then cards are removed, always add up to ten \n fred kaps \n i am in debt \n fred kaps \n james swain \n schulden \n fred kaps \n nonadjustable 10 \n karl fulves \n over the limit \n fred kaps \n camilo vázquez
1972
fred kaps lecture
Fred Kaps

I am in Debt

Related toVariationsAlso published here

1972


5



birthday trick \n no. 570, triumph with four cards faceup that consist of the spectator's birth year \n dr. jacob daley
1972
jacob daley's notebooks
Dr. Jacob Daley

Birthday Trick

1972


159



hugard's force for date and cards trick \n no. 650, forcing four cards of current year, cross cut force with giving choice of top or bottom four cards \n jean hugard
1972
jacob daley's notebooks
Jean Hugard

Hugard's Force For Date And Cards Trick

1972


179



al flosso's coin date trick \n no. 727, four numbers counted to in deck, the values then make up the date of a coin \n al flosso
1972
jacob daley's notebooks
Al Flosso

Al Flosso's Coin Date Trick

1972


194



unknown difference \n two packets cut off, klondike shuffle with rest, reversed card is now at a position that corresponds to difference of the two sizes of the cutoff packets, penelope \n gene finnell
1973
gene finnell's card magic
Gene Finnell

Unknown Difference

1973


12



computer \n deck can count (ace, two, three appear) and give the sum and difference of two cutoff packets, klondike shuffle \n gene finnell
1973
gene finnell's card magic
Gene Finnell

Computer

1973


13



date card trick \n cutting the aces forming year dates \n francis carlyle
1975
the magic of francis carlyle
Francis Carlyle

Date Card Trick

1975


110



a prediction and a date  updated \n cards dealt to any year called for from 1900 to 1975, plus predict a card \n nick trost \n the ultra date trick \n nick trost
1976
subtle card magic — part two
Nick Trost

A Prediction and a Date  Updated

Variations

1976


16



calculator cards \n no. 62, selection is "six and three quarters cards" down in deck, it's correct with a card in which a quarter is torn out \n richard himber
1976
selfworking card tricks
Richard Himber

Calculator Cards

1976


94



the calculating deck \n deck does a simple calculation \n harry lorayne \n it goes double \n theodore annemann \n professor hoffmann
1977
the magic book
Harry Lorayne

The Calculating Deck

Inspired by

1977


127



369 \n deck as calculator, selection found at total \n christian scherer
1978
eine handvoll kartenkunststücke
Christian Scherer

369

1978


53



schulden \n ace to four, then cards are removed, always add up to ten \n fred kaps \n i am in debt \n fred kaps
1978
fred kaps lecture
Fred Kaps

Schulden

Also published here

1978


6



guaranteed future \n comedy fortune telling routine in which current date comes out, spectator gives kiss to performer \n karrell fox
1979
another book
Karrell Fox

Guaranteed Future

1979


111



shuffle time \n cards are cut in piles, numbers on top change into current time \n paul harris \n shuffle time \n paul harris \n wie spät ist es? \n bob driebeek
1981
closeup fantasies finalé
Paul Harris

Shuffle Time

VariationsAlso published here

1981


43



mickey mouse math \n cards change and split to display basic calculations with its spot values \n paul harris \n mickey mouse math \n paul harris \n the sum of the parts \n david regal \n changes \n david acer \n simple math \n frank fogg \n pasteboard calculus \n doug conn
1981
closeup fantasies finalé
Paul Harris

Mickey Mouse Math

VariationsAlso published here

1981


105



cards as calculators \n \n peter kane
1982
kane
Peter Kane

Cards as Calculators

1982


48



the calculator card trick \n no. 77, deck answers simple calculation after a spectator's cut \n j. w. sarles \n calculated risk \n lewis jones
1984
more selfworking card tricks
J. W. Sarles

The Calculator Card Trick

Variations

1984


116



nonadjustable 10 \n ace, four and five, then cards are removed, always add up to ten \n karl fulves \n i am in debt \n fred kaps
1987
secret session — part three
Karl Fulves

NonAdjustable 10

Related to

1987


60



sleightly diced \n ace, two and three of clubs on table with dice on top with the same number upwards, cards follow when dice are changes, six of clubs appears as finale \n ed andres \n the cards and dice  1. the transposition \n bill simon \n 2. the big change \n bill simon \n never say dice \n aldo colombini
1987
riffling the pasteboards — again!
Ed Andres

Sleightly Diced

Inspired byVariations

1987


14



destiny \n no. 76, coin from batch chosen, deck shuffled and dealt into four piles, face cards on piles are the year of the date, e.g. acenineeightnine \n vic shoenk \n karl fulves
1989
selfworking coin magic
Vic Shoenk, Karl Fulves

Destiny

1989


105



sum talk of alexander \n value of selection is used to deal to another selection and so on through the deck, sum of all values equates a number from beginning \n alex elmsley
1994
the collected works of alex elmsley — volume 2
Alex Elmsley

Sum Talk of Alexander

1994


171



day one \n date chosen by choosing some faceup and facedown cards from grid layout, looked up in diary, card noted there predicted, tapestry \n karl fulves \n three card tricks \n mel bennett
1994
crooked tales
Karl Fulves

Day One

Variations

1994


35



never say dice \n ace, two and three of hearts on table with dice on top with the same number upwards, cards follow when dice are changes, royal flush transformation as finale \n aldo colombini \n sleightly diced \n ed andres
1994
the closeup magic of aldo colombini
Aldo Colombini

Never Say Dice

Inspired by

1994


25



higher math \n cards are used and transform/appear to illustrate simple calculations \n jack birnman \n even higher math \n larry jennings \n william goodwin \n pasteboard calculus \n doug conn
1996
the looking glass
Jack Birnman

Higher Math

Related toVariations

Summer 1996


93



mickey mouse math \n cards change and split to display basic calculations with its spot values \n paul harris \n mickey mouse math \n paul harris
1996
the art of astonishment — book 3
Paul Harris

Mickey Mouse Math

Also published here

1996


67



shuffle time \n cards are cut in piles, numbers on top change into current time \n paul harris \n shuffle time \n paul harris
1996
the art of astonishment — book 3
Paul Harris

Shuffle Time

Also published here

1996


75



wie spät ist es? \n doing four reverse faros to form four piles, four top cards match with current time \n bob driebeek \n shuffle time \n paul harris
1996
aenigmas rätsel
Bob Driebeek

Wie spät ist es?

Inspired by

1996


11



trick of the ages \n spectator cuts to cards which duplicate a chosen date \n mickey macdougall
1997
the fred braue notebooks
Mickey MacDougall

Trick of the Ages

1997


20



das orakel \n card reading routine with layout which coincides with what the performer says, current time shows up as well \n david "fu manchu" bamberg
1997
intermagic
David "Fu Manchu" Bamberg

Das Orakel

1997


118



pasteboard calculus \n cards change and split to display basic calculations with its spot values \n doug conn \n higher math \n jack birnman \n mickey mouse math \n paul harris
1997
magic
Doug Conn

Pasteboard Calculus

Inspired by

Feb. 1997


70



takeaway \n sevenasnine count, a three taken away, only six cards remain \n karl fulves
1998
the fine print
Karl Fulves

Takeaway

1998


270



i am in debt \n cards total ten although one by one is removed \n fred kaps \n james swain \n i am in debt \n fred kaps
1999
21st century card magic
Fred Kaps, James Swain

I am in Debt

Related to

1999


108



the acer file \n  changes
pips move around on five & two of clubs to four and three of clubs, then fuse to seven of clubs, then split back to five and two of clubs
 part 1: transformation
 part 2: fusion
 part 3: fission \n david acer \n changes \n david acer \n fission, fusion, confusion \n david acer
1999
the magic menu
David Acer

The Acer File

Also published here

July/Aug. 1999


629



fission, fusion, confusion \n pips move around on five & two of clubs to four and three of clubs, then fuse to seven of clubs, then split back to five and two of clubs \n david acer \n the acer file \n david acer
2000
magic
David Acer

Fission, Fusion, Confusion

Also published here

Nov. 2000


85



mental math \n no. 10, three spectator concoct threedidget numbers from cards, they are added and sum predicted as four cards in case \n unknown
2001
new selfworking card tricks

Mental Math

2001


16



stellar speller \n spelling some number phrases, the amount of card matches, card and matching suit found
 variation \n marty kane
2001
ego
Marty Kane

Stellar Speller

Dec. 2001


19



the sum of the parts \n micky mouse math variation \n david regal \n mickey mouse math \n paul harris
2002
constant fooling 1
David Regal

The Sum Of The Parts

Inspired by

2002


12



calculated risk \n deck helps with calculations
 first calculation: money
 second calculation: time \n lewis jones \n the calculator card trick \n j. w. sarles
2002
ahead of the pack
Lewis Jones

Calculated risk

Inspired by

2002


239



sum card prophet \n spectator choses card faceup and stabs it into facedown deck, cards on either side add up to chosen value \n karl fulves \n business card prophesy \n bill simon
2004
when psychics play poker
Karl Fulves

Sum Card Prophet

Related to

2004


54



changes \n pips move around on five & two of clubs to four and three of clubs, then fuse to seven of clubs, then split back to five and two of clubs \n david acer \n mickey mouse math \n paul harris \n changes \n david acer
2004
random acts of magic
David Acer

Changes

Inspired byAlso published here

2004


21



time boards \n triumphshuffled deck rights itself except for three cards, which tell the time \n richard sanders \n david acer \n time boards \n richard sanders \n david acer \n just in time 2.0 \n fritz alkemade
2004
random acts of magic
Richard Sanders, David Acer

Time Boards

VariationsAlso published here

2004


139



any deck's a calculator \n values add up to number of cutoff cards, using killer count \n peter duffie \n aldo colombini \n robin robertson
2004
killer koncepts
Peter Duffie, Aldo Colombini, Robin Robertson

Any Deck's a Calculator

2004


22



pocket calculator (a classic, variation by mago antón) \n cards used to generate number, cards found which equal total of calculation \n antón "mago antón" lópez
2004
mnemonica
Antón "Mago Antón" López

Pocket Calculator (A Classic, Variation by Mago Antón)

2004


245



calculating cards \n \n jack avis
2006
rara avis
Jack Avis

Calculating Cards

2006


30



full mental racket \n four eights and twos are removed, they are counted and ten cards are seen, they then become ace through eight of clubs \n andi gladwin \n a logical lesson \n john c. wagner \n syd segal
2006
another bite of the cherry
Andi Gladwin

Full Mental Racket

Inspired by

2006


36



year with meaning \n "unexplained"
overhand stacking the values that combine to a year, posed as a problem \n karl fulves
2007
prolix
Karl Fulves

Year With Meaning

2007


179



in the nick of time \n quick three way with all cards shown to be selection, then selection vanishes and cards make up current time, selection from pocket \n jon racherbaumer \n quick 3way version \n edward marlo \n "time will tell" (john guastaferro, second storm, 2005 lecture notes)
2008
antinomy
Jon Racherbaumer

In The Nick of Time

Inspired by

Mar. 2008


5



changes \n pips move around on five & two of clubs to four and three of clubs, then fuse to seven of clubs, then split back to five and two of clubs \n david acer \n changes \n david acer \n the acer file \n david acer
2011
more power to you
David Acer

Changes

Also published here

2011


129



pocket calculator \n two number cards chosen, an amount of cards equal to their sum and product, pocket calculator appears \n william goodwin
2011
evolution
William Goodwin

Pocket Calculator

2011


59



birth date and lucky number effect \n lucky number prediction, and year of birth revealed with four chosen cards \n nick trost
2011
subtle card creations — volume 3
Nick Trost

Birth Date and Lucky Number Effect

2011


583



it's a date \n poker player's picnic type procedure reveals year of birth \n nick trost
2011
subtle card creations — volume 3
Nick Trost

It's a Date

2011


584



dr. rohnstein's "the dayfly" \n  the chamber of secrets
three cards chosen from rotating wheels are predicted, date of performance predicted on back of the cards \n john gaughan \n the mysterious crystal clock \n john gaughan
2015
genii
John Gaughan

Dr. Rohnstein's "The DayFly"

Related to

Jan. 2015


18



the executor \n result of calculation is shown in form of playing cards \n ramón riobóo
2018
semiautomatic card tricks — volume 11
Ramón Riobóo

The Executor

2018


131



time will tell \n three unknown cards put on table, spectator places his watch on a card, performer divines this card and the three cards make up the current time \n john guastaferro \n second storm lecture notes
2018
genii
John Guastaferro

Time Will Tell

Also published here Second Storm lecture notes

Oct. 2018


54



overclocked \n spectator deals some piles and located three aces to match a fourth one, the next three cards's values give the current time \n joshua jay \n "ten for ten" (yves doumergue, magic, sep. 2003) \n ten for ten \n yves doumergue
2019
triptych
Joshua Jay

Overclocked

Inspired by

2019


1



chaos \n four number cards used to generate fourdigit number that is put in calculator, another number is subtracted, final result is nine and the four nines are shown to be at top of four previously cutoff packets \n michael powers \n keith randolph
2019
tesseract
Michael Powers, Keith Randolph

Chaos

2019


218



time boards \n triumph with ending that reveals three cards, which tell the current time, uses slop shuffle \n richard sanders \n david acer \n time boards \n richard sanders \n david acer
2019
just in time
Richard Sanders, David Acer

Time Boards

Also published here

2019


3



just in time 2.0 \n triumph with ending that reveals three cards, which tell the current time, uses faro shuffle and goodwin/jennings display \n fritz alkemade \n just in time 2.0 \n fritz alkemade
2019
just in time
Fritz Alkemade

Just in Time 2.0

Also published here

2019


7



just in time v2.0.2 (semiautomatic) \n triumph with ending that reveals three cards, which tell the current time, uses separagon \n fritz alkemade \n separagon triumph \n woody aragón \n "dutch triumph" (peter pellikaan, feb 1999)
2019
just in time
Fritz Alkemade

Just in Time v2.0.2 (semiautomatic)

Related to

2019


13



just in time v2.0.3 (spectator mixes) \n triumph with ending that reveals three cards, which tell the current time, uses cut deeper force to let spectator mix the deck \n fritz alkemade
2019
just in time
Fritz Alkemade

Just in Time v2.0.3 (spectator mixes)

2019


14



just in time v2.0.4 (selfworking) \n after shuffling, spectator cuts the deck into three piles. after some dealing, reveal the three top cards to tell the current time. uses a ben earl sequence inspired by poker player's picnic \n fritz alkemade \n benjamin earl \n a poker player's picnic \n unknown \n a year in your life \n jean hugard \n frederick braue
2019
just in time
Fritz Alkemade, Benjamin Earl

Just in Time v2.0.4 (selfworking)

Inspired byRelated to

2019


16



just in time v2.0.5 (doasido) \n triumph with ending that reveals three cards, which tell the current time, but spectator can help shuffle half the deck. variation allows whole deck to be shuffled by spectator. \n shao yang \n fritz alkemade
2019
just in time
Shao Yang, Fritz Alkemade

Just in Time v2.0.5 (DoasIdo)

2019


18



over the limit \n four cards total ten, one after the other is removed but cards still total ten, visa card appears on back of last card \n fred kaps \n camilo vázquez \n i am in debt \n fred kaps
2020
semiautomatic card tricks — volume 12
Fred Kaps, Camilo Vázquez

Over the Limit

Inspired by

2020


46



variant one \n cards at end of "one card poker" make up current date \n chris rawlins \n one card poker \n chris rawlins
2020
unluck
Chris Rawlins

Variant One

Inspired by

2020


20



where time stands still \n three chosen cards indicate the time on a gift card used to make the selections \n jeff prace \n magic, may 2010
2022
talk about tricks
Jeff Prace

Where Time Stands Still

Also published here

2022


948



simple math \n ten of diamonds found, a three is removed and the seven remains \n frank fogg \n magic, nov. 2010 \n mickey mouse math \n paul harris
2022
talk about tricks
Frank Fogg

Simple Math

Inspired byAlso published here

2022


987



just in time 2.0 \n triumph with ending that reveals three cards, which tell the current time, uses faro shuffle and goodwin/jennings display \n fritz alkemade \n magic, aug. 2011 \n just in time 2.0 \n fritz alkemade \n time boards \n richard sanders \n david acer
2022
talk about tricks
Fritz Alkemade

Just In Time 2.0

Inspired byAlso published here

2022


1054



decrypting \n values of cards equal letters, spectators may name letters to match numbers, chosen cards form name of spectator and group of cards turns out to form the birthdate of spectator \n juan tamariz
2022
letters from juan — volume 2
Juan Tamariz

Decrypting

2022


9



cubicle coincidence \n rubik's cube with numbers on the fields is mixed and set down, three cards chosen with shuffle and deal procedure, they form the current time and are also found on bottom side of rubik's cube which has a magic square for their sum \n joe rindfleisch \n "cubic" (francis menotti, marketed item)
2023
the hermit
Joe Rindfleisch

Cubicle Coincidence

Inspired by "Cubic" (Francis Menotti, marketed item)

Sep. 2023


1002


