THE ROYAL ROAD TO LEARNING PUZZLE OF THE INCMAN PUZZLE OF CASEY'S COW CONCEALED GEOGRAPHY A BICYCLE MISHAP PUZZLES FROM HARDWARE SHOP THE CASHIER'S PROBLEM A HORSE'S HEAD WHERE HIS TAIL OUGHT TO BE TURF PUZZLE A SWISS PUZZLE THE LITERARY BURGLARS GRANDFATHER'S PROBLEM THE MYSTERY OF THE BOARDING HOUSE PIE THE CAT AND DOG RACE A STUDY IN DIVISION ELEMENTARY LESSONS IN ALGEBRA MILITARY TACTICS THE ROGUE'S LETTER TELL THE NORTH BY YOUR WATCH THE MONKEY'S PUZZLE THE ST.PATRICKS DAY PARADE THE MONAD PUZZLE THE SMART ALEC PUZZLE WHAT THE BEAR WANT THE PLAYERS WHO ALL WON LABELS AND TRADEMARKS OUR PRIZE TIMES PUZZLE THE STORY OF BUTCHER BOY THE GOLD BRICK PUZZLE THE HALF—ORPHAN A MESSAGE IN A BOTTLE SECRET CYPHER WEARY WILLIE AND TIRED TIM PUZZLE THE PIGSTY PROBLEM DUCK SHOOTING AT BUZZARDS DAY THE PATCH QUILT PUZZLE A.B.C.TEA PARTY AFTER DINNER TRICKS KLONDIKE YARNS A MERRY CHRISTMAS A FIVE MINUTE TALK ON CHEMISTRY EASTER 1903 THE SWASTICA SIGN THE BOLD RIDER THE NECKLACE PUZZLE THE WEIGHT OF A BRICK MILK MAN'S PUZZLE A PUZZLE IN OIL AND VINEGAR THE PATROLMAN'S PUZZLE CATS AND KITTENS PUZZLE THE HERD OF CAMELS THE GREEK CROSS THE SCHOLAR'S PUZZLE THE ROAD TO MATHEMATICS THE HUNTER AND THE SQUIRRLE THE STORY OF THE FISH EVOLUTION PUZZLE MRS.PYTHAGORA' PUZZLE
以下为对购买帮助不大的评价