【内容提要】
本书是一本数学趣题经典，是由Sam Loyd精心编撰.每道趣题都需要数学来解答谜题，有简单也有复杂.有些谜题是经过长时间古老漫长的时间形成的，具有浪漫色彩和神秘色彩.本书不仅具有趣味性还有很高的教学意义，通过学习找到乐趣，并通过乐趣加深学习.
【目 录】
PUZZLE OF CASEY’S COW /1
ANSWER TOTURE PUZZLE /3
ANSWER TO THE CAT AND DOG RACE /5
ANSWER TO THE ROGUE’S LETTER /7
ANSWERS TO LABELS AND TRADE-MARKS /10
SOLUTION TO WEARY WILLIE AND TIRED TIM PUZZLE /11
ANSWER TO A，B，C PUZZLE /14
AFTER DINNER TRICK /14
REMARK.ASLE KLONDIKEYARNS /14
ANSWER TO THE EASTER PUZZLE /16
ANSWER TO MILKMAN'S PUZZLE /18
ANSWER TO THE FIRE-ESCAPE PUZZLE /24
ANSWER TO THE FIGHTING FISH PUZZLE /27
ANSWER TO THE GREAT POOL PUZZLE /30
THE FREE ACRES PROBLEM /30
ANSWER TO MISSING NUMBER /31
PRIMITIVE RAILROADING /31
DOLARS AND SENSE /32
ANSWER TO COUNTING COINS /32
THE WATER LILY PROBLEM /33
THE MISSING NUMBER /34
THE MISSING-WORD ANAGRAM /34
ANSWER TO THE HOT-CROSS-BUN PUZZLE /34
ANCIENT ORDER OF IRON CROSS /34
THE BATTLE ROYAL /34
ANSWER TO FACAS'LE YARNS /36
MAN WITH THE HOE /36
ANSWER TO THE FORM AND AFT PUZZLE / 39
THE SECRET-OF-SUCCESS PUZZLE /40
AESOP'S EAGLE /42
NEW BOY'S PUZZLE /43
COULDN'T TELL A LIE /43
THE PONY-CART PUZZLE / 45
ANSWER T0 SMITH'S AGE PROBLEM / 45
PEACHES AND PEARS / 45
CROSS-COUNTRY RUNNING / 50
ANSWER TO GOLD PUZZLE / 51
THE MIXED TEA PUZZLE / 52
THE TIME PUZZLE / 52
THE SQUARE-DEAL PUZZLE /52
ANSWER TO THE MOON PROBLEN /53
THE CRUSADER'S PUZZLE /54
DIAMOND AND RUBIES /54
THE TINKER' KETILE /54
THE HOOP SNAKE PUZZLE /55
THE JOINER'S PROBLEM /56
ANSWER TOTOWEROFPISAPUZZLE /58
THEBRIDGESOFKONIGSBERG/58
THE GENERLA-STORY PUZZLE /58
THE RED CROSS PUZZLE /59
FALSE WEIGHTS /59
FOOTBALL PUZZLE /60
PLATO'S CUBES /60
THE MONASTERY PUZZLE /60
THE STEEPLECHASE /61
"GRANDFATHER'S CLOCK" PUZZLE /61
THE SWITCH PUZZLE /62
GREATCOLUMBUSPUZZLE / 62
LOST OPPORTUNITIES /63
DIVIDIG THE SPOILS /63
THE GRINDSTONE PUZZLE /64
GOOD LUCK PUZZLE /67
THAT GORDIAN KNOT PUZZLE /69
ANSWER TO CHICKEN-IN-THE-CORN PUZZLE /69
LINCOLN'S RAIL PROBLEM /69
THE MERCHANT OFBAGDAD/70
ANSWER TO GOING INTO ACTION /71
ANSWER TO THE LIP-READING PUZZLE /72
THE NEW STAR PUZZLE /72
HEARD AT THE ZOO /74
ANSWER TO CHRISTIANS AND TURKS /74
RED CROSS VOLUNTEERS /74
OLD SAWS WITH NEW TEETH /75
SANTOS-DUMONT'S BALLOON /76
RAILROAD LINGO PUZZLE /76
DIVIDING HIS FLOCKS /77
THAT HOD-CARRIER'S PROBLEM /78
TABUY AJND SPORT /79
ANSWER TO THE PROBLEM IN CHANCES /79
OUTWITTING THE WEIGHING MACHINE /80
THE PRIC OF EGGS /80
AESOP’S FABLES OF THE WOLF /82
ANSWER TO ELECTRICAL PROBLEM /82
FIDO’S AGE PUZZLE /82
THETOWEROFHANOI/84
THE ECCETRIC WII.JL /84
ANSWER TO INFANTRY DRILL /87
TWO MEN AND A DITCH PUZZLE /87
RIP VAN WINKLE'S GAME /87
THE GOOSE PUZZLE /89
THE FAMOUS 14-15 PUZZLE /91
CREDIT CHECK PUZZLE /96
PUZZLING PRATTLE /97
ANSWER TO BATI'LE OF FOUR OAKS /97
ANSWER TO EGG PUZZLE /98
PLAYING THE SYSTEMS / 99
THE BOY'S AGE PUZZLE /100
ANSWER TO MISER PUZZLE /101
THE FOUR ELOPEMENTS /101
ANSWER TO THELAKEPUZZLE/102
ANSWER TO BEATING THE RECORD /103
ANSWER TO THE HAM PUZZLE / 103
PUZZLING PARTNERSHIPS /103
ANSWER TO CHINESE PUZZLE /104
UNCLE SAM'S FOB-CHAIN PUZZLE /105
COUNTING CHICKENS /106
THE EXPRESS PUZZLE /106
ENDLESS CHAIN PUZZLE /108
THEBATTLEOFHASTINGSPUZZLE /108
THE BOTANICAL TREE-TICE /114
ANSWER TO THE CRAZY CLOCK OFZURICH/115
TRADING IN PUZZLELAND /119
ANSWER TO INVESTMENT PUZZLE /122
SOLUTION OF GAMES OF THE EAST /125
ANSWER TO INSTALMENT PUZZLE /125
CAT AND DOG PUZZLE /128
A DOZEN LEGAL SEPARATIONS /128