Book:Henry Ernest Dudeney/Modern Puzzles

Contents










Critical View
While marketed as a book of entertaining puzzles, many of these are mundane word problems leading to tedious exercises in the solution of simultaneous equations.

Source work progress
Second pass:

* : Solutions: $141$. -- The Six Submarines


 * Still to be completed:


 * : Arithmetical and Algebraical Problems: Money Puzzles: $12$. -- A Weird Game


 * : Arithmetical and Algebraical Problems: Locomotion and Speed Puzzles: $30$. -- The Staircase Race


 * : Arithmetical and Algebraical Problems: Locomotion and Speed Puzzles: $41$. -- The Damaged Engine


 * : Arithmetical and Algebraical Problems: Locomotion and Speed Puzzles: $42$. -- The Puzzle of the Runners


 * : Arithmetical and Algebraical Problems: Digital Puzzles: $73$. -- Alphabetical Arithmetic


 * : Arithmetical and Algebraical Problems: Various Arithmetical and Algebraical Problems: $90$. -- Equal Perimeters


 * : Arithmetical and Algebraical Problems: Various Arithmetical and Algebraical Problems: $95$. -- Squares and Cubes


 * : Geometrical Problems: Dissection Puzzles: $106$. -- Dissecting the Moon


 * : Geometrical Problems: Dissection Puzzles: $115$. -- The Carpenter's Puzzle


 * : Geometrical Problems: Various Geometrical Puzzles: $124$. -- Drawing a Straight Line


 * : Geometrical Problems: Various Geometrical Puzzles: $125$. -- Making a Pentagon


 * : Geometrical Problems: Various Geometrical Puzzles: $129$. -- The Circle and Discs


 * : Geometrical Problems: Various Geometrical Puzzles: $133$. -- A Problem for Surveyors


 * : Solutions: $137$. -- Hurdles and Sheep (proof of shape with maximum area)


 * : Geometrical Problems: Various Geometrical Puzzles: $140$. -- The Four-Colour Map Theorem (refutation needed)


 * : Unicursal and Route Problems: $158$. -- The Nine Bridges


 * : Solutions: $164$. -- Those Russian Cyclists Again (minor point to be clarified / proof linked)


 * : Unicursal and Route Problems: $165$. -- The Despatch-Rider in Flanders


 * : Combination and Group Problems: $167$. -- A General Election


 * : Combination and Group Problems: $168$. -- The Magisterial Bench


 * : Puzzle Games: $203$. -- The Horse-Shoe Game (complete the analysis)


 * : Puzzle Games: $204$. -- Turning the Die


 * : Wheel Paradox Problems: $209$. -- A Wheel Fallacy (Add discussion about cycloid and curtate trochoid)


 * : Wheel Paradox Problems: $211$. -- Another Wheel Paradox