nL;

Martin Gardner's "Royal Problem"
(generalization of a chessboard problem),
|esse Chan, Peter Laffin, and
DaLi, Sep/Oct93, p45 (Follow-up)
A Mathematical Handbook with No
Figures (silliness with a purpose),
Yuly Danilov, Mayllung4, p42
(Quantum Smiles)
Mathematical Hopscotch (discontinuous
Q&,A), lullAtgg4, p28 (Kaleidoscope)
Mathematics in Perpetual Motion
(imaginary elliptical engine), Anatoly
Savin, lu,llAug94, p4 (Feature)
Mirror Full of Water (wet optics),
Arthur Eisenkraft and Larry D.
Kirkpatric( lul I Au$9. 4, p32 (Physics
Contest)
Mushrooms and X-ray Astronomy
(natural collimator), Alexander
Mitrofanov , luIlAugg4, p10 (Feature)
Nine Solutions to One Problem
(classic triangle problem), Constantine
Knop, Mayllung4, p45 (At the
Blackboard)
Numbers in Our Genes (quantification
in molecular biology), Bill G.
Aldridge, Mayllur'g4, p2 (Publisher's
Page)
Ones Up Front in Powers of Two
(Fractional Parts Theorem),
Vladimir Boltyansky, Nov/Dec93,
p16 (Feature)
The Other Half of What You See
(more on derivatives in algebraic
problems), Vladimir Dubrovsky,
Nov/Dec93, p44 (Fo1low-up)
Penrose Patterns and Quasi-crystals
(tiling and a high-tech alloy), V.
Koryepin, lanlFeb94, p12 (Feature)
Periodic Binary Sequences (generating
0's and 1's), George Berzsenyi,
Nov/Dec93, p50 (Math Investigations)
A Permutator's Bag of Tricks (solutions
to rolling-block puzzles),
Vladimir Dubrovsky, I an I F eb9 4, p62
(Toy Store)
The Pharaoh's Golden Staircase (dynamic
programming and Bellman's
formula), M. Reytman,Marf Apr94,
p4 (Feature)
Phlogiston and the Magnetic Field (outgrown
concepts), Stephanie Eatman,
Fraser Muir, and Hugh Hiclcnan, Mar/
Apf. 4, p35 (Looking Back)
ThePizza Theorem-Part I (equality
of off-center slices), George
Berzsenyi, lanlFebg4, p29 (Math
Investigations)
The Pizza Theorem-Part II (including
the Calzone Theorem), George
Berzsenyi, MarlAprg4, p29 (Math
Investigations)
A Polarizer in the Shadows (Iife and
physics of Etienne Malus), Andrey
Andreyev, lanfEebg4, p44 (Looking
Back)
A Princess of Mathematics (excerpt
from autobiography of Sofya
Kovalevskaya), Yuly DanlIov, lanf
Feb94, p37 (Anthology)
The Problem Book of History (mathematical
approach to the past), Yuly
Danilov, Sep/Oct93, p47 (Looking
Back)
The Rolling Cubes (solutions and
records), Vladimir Dubrovsky, May/
ltn94, p62 (Toy Store)
Savoring Science (piquancy of primary
sources), Bill G. Aldridge,
Nov/Dec93, p2 (Publisher's Page)
A Simple Capacity for Heat (specific
heat and molecular motion),
Valeryan Edelman, Nov/Dec93, p2i
(Feature)
The Sines and Cosines You Do and
Don't Know (survey with linguistic
digressions), Nov/Dec9 3, p32 (Kaleidoscope)
Six Challenging Dissection Tasks
(and the birth of "high-phi"), Martin
Gardner, Mayll:ung4, p26 lMathematical
Surprises)
Some Things Never Change (problem
solving with invariants), Yury
Ionin and Lev Kurlyandchik, Sep/
Oct93, p34 (Feature)
Songs That Shatter and Winds That
Howl (sound thinking), lanfFebg4,
p32 (Kaleidoscope)
Stop on Red, Go on Green.. . (what
to do on yellow?), Arthur Eisenkraft
and Larry D. Kirkpatrick ,lanfFeb94,
p34 (Physics Contest)
A Strange Emperor and a Strange
General (psychology and numerical
avalanches), Igor Akulich, May/
lun94, p16 (Feature)
Suggestive Tilings (new material,
o1d topics revisited), Vladimir
Dubrovsky, lul I Augg 4, p36 (Followup)
The Superproblem of Space Flight
(origins of Tsiolkovsky formula),
Albert Stasenko, lullAtgg4, pZO
(Feature)
Swords into Plowshares (Russian
wingships and California fires), Bill
G. Aldridge,lanlFebg4, p2 (Publisher's
Page)
A Tale of One City (Tournament of
Towns report), Andy Liu, Mayl
lun9 4, p50 (Happenings)
Thtee Metaphysical Tales (profound
thoughts of lines, light, and planets),
A. Filonov, Marf Apr94, p28 (Quantum
Smiles)
Three Paths to Mt. Fermat-Euler
(primes and squares), Vladimir
Tikhomirov, Mayflung4, p4 (Feature)
Thrills by Design (physics in the
amusement park), Arthur Eisenkraft
and Larcy D. Kirkpatrick, Sep/
Oct93, p38 (Physics Contest)
Through the Decimal Point (quadratics
and 10-adic numbers), A. B.
Zhiglevich and N. N. Petrov, |u1/
Aug94, p16 (Feature)
Topsy-turvy Pyramids (rolling-b1ock
puzzlesl, Vladimir Dubrovsky, Sep/
Oct93, p63 (Toy Store)
Torangles and Torboards (toroidal
constructions), Vladimir Dubrovsky,
Mar/Apr94, p63 (Toy Store)
Tori, Tori, Tori! (bagels and beyond),
Mar f Aprg 4, 32 (Kaleidoscope)
Trees Worthy of Paul Bunyan (physics
and tree growth), Anatoly
Mineyev, l an lF ebg 4, p4 (Feature)
Tricky Rearrangements (more rolling-block
puzzles), Vladimir Dubrovsky,
Nov/Dec93, p63 (Toy Store)
The View from the Masthead (new
subtitle, departure, clarification),
Bill G. Aldridge, SeplOctgS, p2
(Publisher's Page)
What Little Stars Do (physics of
twinkling), Pavel Bliokh, Mar/
Apr94, p22 (Featwe)
World-class Physics in Colonial
Williamsburg (IPO report), LarryD.
Kirkpatrick, Sep/Oct93, p51 (Happenings)
OUA[JIllltil/IlllOI)( 4I