Under Quadruple Agent (in Probability) Posted on 2007-07-25 (11 Comments) |

| Anything goes by e.g. (2007-07-26 08:22:23) |

Under Greaterdoku (in General) Posted on 2007-07-15 (12 Comments) |

| re(3): Solution by e.g. (2007-07-15 15:40:04) |

| All worked out! by e.g. (2007-07-15 15:38:29) |

| re: Solution by e.g. (2007-07-15 15:26:58) |

Under Who Stole Dr. Jones' Clock? (in Logic) Posted on 2007-07-09 (13 Comments) |

| Easy by e.g. (2007-07-09 20:59:00) |

Under Know yourself (in Liars and Knights) Posted on 2007-07-06 (12 Comments) |

| re: Solution by e.g. (2007-07-06 19:46:56) |

Under Crossnumber (in Numbers) Posted on 2007-07-01 (5 Comments) |

| To get you started... by e.g. (2007-07-01 22:53:25) |

Under Who Said What? (in Liars and Knights) Posted on 2007-05-17 (7 Comments) |

| Reasoned out by e.g. (2007-05-17 17:52:31) |

Under A turtles' problem (in Tricks) Posted on 2007-05-17 (16 Comments) |

| Road Sign by e.g. (2007-05-17 17:39:31) |

Under Further Geometric Numbers (2) (in Numbers) Posted on 2007-03-19 (4 Comments) |

| Quick spoiler by e.g. (2007-03-19 08:43:47) |

Under ELECTRICITY (in Tricks) Posted on 2007-03-14 (6 Comments) |

| Forgot something? by e.g. (2007-03-14 09:22:26) |

Under Come Sail Away (in Science) Posted on 2007-02-12 (9 Comments) |

| Not worse by e.g. (2007-02-12 14:23:26) |

Under Pushing numbers (in Logic) Posted on 2007-02-12 (4 Comments) |

| How many cases? by e.g. (2007-02-12 14:25:13) |

Under For the forty-something-ers (in Riddles) Posted on 2007-01-10 (4 Comments) |

| A Marvel of an answer! by e.g. (2007-01-10 12:52:46) |

Under A Ration Problem (in General) Posted on 2006-12-20 (3 Comments) |

| Solution by e.g. (2006-12-20 10:45:56) |

Under Red herrings (in Cryptography) Posted on 2006-12-19 (6 Comments) |

| re(2): More than one meaning (no spoiler) by e.g. (2006-12-20 10:41:11) |

| Why ask a question ... by e.g. (2006-12-20 10:40:00) |

Under Colourful set (in Sequences) Posted on 2006-12-06 (5 Comments) |

| My solution by e.g. (2006-12-06 11:17:47) |

Under Consecutive Odd and Prime (in Numbers) Posted on 2006-11-08 (4 Comments) |

| Trivial by e.g. (2006-11-08 19:08:10) |

Under Some other kind of root extraction (in Calculus) Posted on 2006-11-07 (9 Comments) |

| A complex answer by e.g. (2006-11-08 19:10:57) |

Under Harmonic mean (in Just Math) Posted on 2006-10-25 (4 Comments) |

| No need to think by e.g. (2006-10-25 12:25:37) |

Under No rows (in Games) Posted on 2006-10-24 (17 Comments) |

| What about... by e.g. (2006-10-24 11:46:29) |

Under Letter ratios (in Word Problems) Posted on 2006-10-20 (6 Comments) |

| A four-ratio word by e.g. (2006-10-20 08:37:16) |

Under Shrink needed (in Algorithms) Posted on 2006-10-18 (26 Comments) |

| Impossibility #3 by e.g. (2006-10-20 08:23:45) |

| Impossibility #2 by e.g. (2006-10-18 13:29:35) |

| Impossibility? by e.g. (2006-10-18 09:03:16) |

Under Sesquipedalian & Three-Quarter Ranch (in General) Posted on 2006-10-15 (5 Comments) |

| Solutions by e.g. (2006-10-15 17:08:51) |

Under Parchment Puzzle (in Word Problems) Posted on 2006-10-05 (7 Comments) |

| re: Solution (spoiler?) by e.g. (2006-10-05 10:55:36) |

Under A Power Problem (in Calculus) Posted on 2006-09-03 (3 Comments) |

| Method by e.g. (2006-09-03 11:45:37) |

Under As simple as it gets (in Liars and Knights) Posted on 2006-09-02 (6 Comments) |

| re: Two ways by e.g. (2006-09-02 13:06:33) |

Under Five Circle Division (in Geometry) Posted on 2006-08-26 (15 Comments) |

| Spoiler by e.g. (2006-08-26 10:52:10) |

Under Summing or Multiplying (in Numbers) Posted on 2006-08-21 (20 Comments) |

| An extra question by e.g. (2006-08-22 11:28:09) |

Under Medieval King (in Riddles) Posted on 2006-08-10 (13 Comments) |

| Biiiiiiig hint by e.g. (2006-08-10 15:03:42) |

Under A 2006 Problem (in Numbers) Posted on 2006-07-27 (8 Comments) |

| Howto by e.g. (2006-07-27 16:05:50) |

Under Ambidextrous Cancellation Mission (in Just Math) Posted on 2006-07-20 (20 Comments) |

| Another possibility? by e.g. (2006-07-20 18:53:49) |

Under A Printing Machine Problem (in Probability) Posted on 2006-07-19 (4 Comments) |

| Spoiler by e.g. (2006-07-19 11:53:11) |

Under Play fair in Europe! (in Cryptography) Posted on 2006-06-29 (12 Comments) |

| A possibility by e.g. (2006-06-29 13:56:49) |

Under Cherry picking (in Probability) Posted on 2006-06-17 (4 Comments) |

| Answer by e.g. (2006-06-17 22:09:05) |

Under An Octagonal Problem (in Just Math) Posted on 2006-06-13 (2 Comments) |

| For starters by e.g. (2006-06-13 09:56:52) |

Under log the log (in Just Math) Posted on 2006-06-11 (5 Comments) |

| Willing to bet by e.g. (2006-06-11 11:02:54) |

Under 1 Palindrome 1 (in Just Math) Posted on 2006-06-10 (8 Comments) |

| Some numbers by e.g. (2006-06-10 16:24:54) |

Under A dilution problem (in Just Math) Posted on 2006-06-08 (6 Comments) |

| Short by e.g. (2006-06-08 11:03:04) |

Under A Perfect Square Problem (in Just Math) Posted on 2006-06-03 (10 Comments) |

| re: computer solution--no proof (spoiler) by e.g. (2006-06-03 20:12:55) |

| A part of the second half by e.g. (2006-06-03 10:29:53) |

| Half an answer by e.g. (2006-06-03 10:22:46) |

Under Polynomial # 1 (in Just Math) Posted on 2006-05-26 (7 Comments) |

| re(2): Solution (spoiler) by e.g. (2006-05-27 08:09:37) |

| Solution (spoiler) by e.g. (2006-05-26 12:43:32) |

Under An Inverse Evaluation (in Calculus) Posted on 2006-05-25 (6 Comments) |

| Maybe the way? by e.g. (2006-05-28 14:45:07) |

Under The Paradox of Relativity (in Science) Posted on 2006-05-24 (9 Comments) |

| re: Some thoughts by e.g. (2006-05-24 17:41:12) |

Under Either / Or (in Numbers) Posted on 2006-05-13 (17 Comments) |

| Logically by e.g. (2006-05-15 07:06:26) |

Under Repeated Root Research (in Calculus) Posted on 2006-05-08 (6 Comments) |

| re(2): A most general solution by e.g. (2006-05-09 08:18:31) |

| A most general solution by e.g. (2006-05-08 15:39:57) |

Under Look Ma, no integrals! (in Calculus) Posted on 2006-05-02 (14 Comments) |

| Worked it out by e.g. (2006-05-04 09:33:36) |

Under A Composite Determination Problem (in Just Math) Posted on 2006-04-23 (14 Comments) |

| A first stab at the solution by e.g. (2006-04-23 12:10:50) |

Under Super Pawn (in General) Posted on 2006-04-07 (7 Comments) |

| Quick way out (SPOILER) by e.g. (2006-04-07 08:24:14) |

Under It's in the Cards (in General) Posted on 2006-04-06 (6 Comments) |

| An easier guess by e.g. (2006-04-06 10:33:42) |

Under Wreck out! (in Algorithms) Posted on 2006-04-03 (6 Comments) |

| More thoughts by e.g. (2006-04-03 12:55:57) |

Under The Dilemma of a Prisoner part 1 (in Tricks) Posted on 2006-03-30 (16 Comments) |

| Big hint by e.g. (2006-03-30 11:43:52) |

Under Do not divide! (in Just Math) Posted on 2006-03-18 (7 Comments) |

| Possible "how to" by e.g. (2006-03-18 11:30:21) |

Under Hymn Numbers (in Numbers) Posted on 2005-12-07 (6 Comments) |

| re(2): First try -- a trick by e.g. (2005-12-07 08:36:21) |

Under Easily distinguished codes (in Numbers) Posted on 2005-11-29 (11 Comments) |

| Big, big hint by e.g. (2005-11-29 11:02:27) |

Under Boneheaded Bookie (in Probability) Posted on 2005-11-26 (8 Comments) |

| Another way by e.g. (2005-11-27 22:00:56) |

Under Another Man's Floor (in Algorithms) Posted on 2005-11-23 (11 Comments) |

| A simplification by e.g. (2005-11-23 13:14:53) |

Under Two Magic Squares (in Numbers) Posted on 2005-11-15 (8 Comments) |

| "Howto" (possible spoiler) by e.g. (2005-11-15 11:47:34) |

Under Once a liar, always a liar (in Logic) Posted on 2005-11-02 (26 Comments) |

| Sweet and short and no psychology here by e.g. (2005-11-02 10:46:14) |

Under XOR (in Cryptography) Posted on 2005-10-22 (27 Comments) |

| Plenty of answers (?) by e.g. (2005-10-24 21:51:32) |

Under Closest to pi (in Just Math) Posted on 2005-09-25 (25 Comments) |

| re: My DOUBLE mistake! by e.g. (2005-09-27 16:59:41) |

Under Odd people (in Liars and Knights) Posted on 2005-09-12 (13 Comments) |

| re: Solution (Wrong) by e.g. (2005-09-28 18:42:29) |

Under Reconstruct this chess game (in Games) Posted on 2005-08-29 (8 Comments) |

| My variant by e.g. (2005-08-29 12:02:16) |

Under Just Jauntily Jousting (in Liars and Knights) Posted on 2005-08-15 (8 Comments) |

| re: We don't need no stinkin' computers-- FAULTY LOGIC by e.g. (2005-08-15 20:28:47) |

Under Trigonometry nest (in Calculus) Posted on 2005-08-12 (10 Comments) |

| re: Thoughts - Yes, but... by e.g. (2005-08-12 20:29:38) |

Under Tackle These Three Tests (in General) Posted on 2005-08-07 (7 Comments) |

| re(2): Solution assuming that Albert is Arthur's real name... by e.g. (2005-08-08 14:55:13) |

Under Where is the White King? (in Games) Posted on 2005-08-05 (21 Comments) |

| re: solution ??? maybe by e.g. (2005-08-06 01:13:08) |

Under Pair Playing Probability (in Probability) Posted on 2005-08-02 (31 Comments) |

| re(2): The full tournament by e.g. (2005-08-05 01:30:58) |

| re: my answer by e.g. (2005-08-03 16:25:06) |

| A special case by e.g. (2005-08-02 21:57:38) |

Under Splitting words (in Word Problems) Posted on 2005-07-21 (12 Comments) |

| Nineteen!! by e.g. (2005-07-27 00:58:23) |

Under Siblings Should Share Secret Safely (in General) Posted on 2005-07-17 (18 Comments) |

| re(2): Easy solution for greedy children by e.g. (2005-07-18 03:35:22) |

| Do it with keys by e.g. (2005-07-17 15:16:59) |

Under Dishonest Strategy (in Probability) Posted on 2005-07-16 (18 Comments) |

| Just a guess by e.g. (2005-07-16 13:41:20) |

Under Sophie Squares (in Numbers) Posted on 2005-07-13 (9 Comments) |

| True? by e.g. (2005-07-13 17:18:01) |

Under 8 8s (in Numbers) Posted on 2005-07-11 (24 Comments) |

| Three ways by e.g. (2005-07-11 17:18:48) |

Under From a Balloon (in Science) Posted on 2005-07-07 (33 Comments) |

| Differing opinion by e.g. (2005-07-07 17:15:51) |

Under Shining Segments Show Same Sum? (in General) Posted on 2005-07-06 (7 Comments) |

| re: here's a stab by e.g. (2005-07-06 17:23:41) |

Under Ask for help (in Liars and Knights) Posted on 2005-07-05 (41 Comments) |

| re(3): Solution - WRONG ANSWER, NEW PUZZLE by e.g. (2005-07-05 13:01:55) |

Under Three of Hanoi (in Algorithms) Posted on 2005-07-01 (3 Comments) |

| One good solution, one so-so solution by e.g. (2005-07-02 14:03:33) |

Under Special Similar Set (in Weights and Scales) Posted on 2005-06-27 (11 Comments) |

| Part 2 thoughts by e.g. (2005-06-27 19:17:41) |

| Solution for part 1 by e.g. (2005-06-27 19:08:35) |

| re: Part one solution -- Wrong by e.g. (2005-06-27 19:03:19) |

Under L.A. to Hawaii (in Science) Posted on 2005-06-17 (11 Comments) |

| Answer by e.g. (2005-06-18 02:50:14) |

Under Unusual binary representation (in Numbers) Posted on 2005-06-14 (9 Comments) |

| Answer by e.g. (2005-06-14 20:18:19) |

Under Zimmerman's Family Points (in Shapes) Posted on 2005-05-23 (10 Comments) |

| Possible solution by e.g. (2005-05-23 20:34:54) |

Under Silly System (in Numbers) Posted on 2005-05-16 (6 Comments) |

| By hand by e.g. (2005-05-16 14:34:29) |

Under A Man Without Eyes (in Famous Riddles) Posted on 2005-05-10 (24 Comments) |

| Solution by e.g. (2005-05-10 13:40:12) |

Under Unequally Unintegrally Yoked (in Calculus) Posted on 2005-04-24 (8 Comments) |

| re: Solution & Spoiler by e.g. (2005-04-26 16:15:57) |

| Solution & Spoiler by e.g. (2005-04-24 16:41:23) |

Under Dividing a donut (in Shapes) Posted on 2005-04-23 (34 Comments) |

| Ultra brief Solution by e.g. (2005-04-23 21:49:20) |

Under Guess a number (in Algorithms) Posted on 2005-04-14 (19 Comments) |

| My idea by e.g. (2005-04-14 20:55:30) |

Under Passing Through (in Just Math) Posted on 2005-04-06 (27 Comments) |

| Solution by e.g. (2005-04-06 21:06:48) |

Under In and Out The Box (in Shapes) Posted on 2005-04-06 (10 Comments) |

| Solution, and further question by e.g. (2005-04-06 17:51:48) |

Under What's wrong with CDs? (in Calculus) Posted on 2005-03-30 (10 Comments) |

| Solution by e.g. (2005-03-30 14:43:32) |

Under Equivalent Equator Empirical Experience! (in Science) Posted on 2005-03-27 (12 Comments) |

| Bolzano solution by e.g. (2005-03-28 00:27:13) |

Under Fateful Fickle Fifteen (in Probability) Posted on 2005-03-24 (8 Comments) |

| Different numbers by e.g. (2005-03-28 00:33:51) |

Under Four four-letter words! (in Word Problems) Posted on 2005-02-27 (6 Comments) |

| re: I don't think so :-) by e.g. (2005-02-27 15:40:09) |

Under What is the next number? (in Numbers) Posted on 2005-02-20 (12 Comments) |

| Solution by e.g. (2005-02-21 14:10:34) |

Under Events (in Sequences) Posted on 2005-02-10 (4 Comments) |

| Solution by e.g. (2005-02-10 14:32:15) |

Under Who stole the candy bar? (in Liars and Knights) Posted on 2005-02-03 (25 Comments) |

| Solution by e.g. (2005-02-03 18:45:51) |

Under Reverse and Differ (in Numbers) Posted on 2005-02-01 (6 Comments) |

| Solution by e.g. (2005-02-01 18:28:11) |

Under Consecutive Primes (in Just Math) Posted on 2005-01-24 (6 Comments) |

| re: at least 3 - WRONG by e.g. (2005-01-24 16:16:49) |

Under Half of Twelve is... Seven? (in Tricks) Posted on 2005-01-11 (15 Comments) |

| Solution by e.g. (2005-01-11 13:54:29) |

Under Who will win? (in Games) Posted on 2005-01-10 (9 Comments) |

| re: Solution by e.g. (2005-01-10 18:07:22) |

Under Remainder of One (in Just Math) Posted on 2004-12-29 (13 Comments) |

| Yet another Erdos theorem by e.g. (2004-12-30 13:36:32) |

Under Mixing Digits (in Numbers) Posted on 2004-12-29 (25 Comments) |

| re(2): Solution by e.g. (2004-12-29 15:50:23) |

Under Hark! Who's Traveling? (in Famous Riddles) Posted on 2004-12-21 (20 Comments) |

| Old fashioned solution by e.g. (2004-12-21 15:26:53) |

Under Formal Reasoning (in Logic) Posted on 2004-12-15 (60 Comments) |

| Solution by counterexample by e.g. (2004-12-16 10:52:25) |

Under Sequence of Squares 2 (in Sequences) Posted on 2004-12-01 (3 Comments) |

| Solution by e.g. (2004-12-01 17:19:53) |

Under Fire Lovers Furniture Monthly (in Cryptography) Posted on 2004-11-13 (6 Comments) |

| Another wild guess by e.g. (2004-11-13 22:31:41) |

Under Letters missing from letters. (in Sequences) Posted on 2004-11-11 (7 Comments) |

| re(2): Biiiiig hint! by e.g. (2004-11-12 15:28:42) |

| Biiiiig hint! by e.g. (2004-11-11 11:19:52) |

Under Rameses' Pyramid (in General) Posted on 2004-11-05 (15 Comments) |

| First steps by e.g. (2004-11-05 08:59:17) |

Under On Tour (in Cryptography) Posted on 2004-11-03 (28 Comments) |

| re: solution by e.g. (2004-11-11 13:18:12) |

Under Curious Cubic Calculation? (in Numbers) Posted on 2004-10-13 (14 Comments) |

| Algebraically by e.g. (2004-10-13 16:24:58) |

| re: Solution by e.g. (2004-10-13 12:59:16) |

Under Black And Brown Gloves (in Probability) Posted on 2004-10-06 (26 Comments) |

| Worst case by e.g. (2004-10-06 13:56:31) |

Under Tic-Tac-Toe Toss Tactics? (in Probability) Posted on 2004-10-04 (10 Comments) |

| re(5): Solution by e.g. (2004-10-05 21:22:41) |

Under Is It Infinitely Increasing? (in Just Math) Posted on 2004-09-30 (13 Comments) |

| re(2): interesting by e.g. (2004-10-01 08:06:25) |

| re: interesting by e.g. (2004-10-01 07:38:43) |

| re: hi by e.g. (2004-09-30 14:55:10) |

Under 72 degrees (in Weights and Scales) Posted on 2004-09-29 (9 Comments) |

| re: could it be...? by e.g. (2004-09-29 09:38:45) |

Under 7/9 (in Numbers) Posted on 2004-09-27 (7 Comments) |

| Without a computer by e.g. (2004-09-27 14:47:09) |

Under Get one half by squaring (in Just Math) Posted on 2004-09-20 (31 Comments) |

| Less than 9? by e.g. (2004-09-30 14:47:33) |

| re: 9 terms (or beating dead horse) by e.g. (2004-09-23 12:35:15) |

| An eleven terms solution by e.g. (2004-09-21 19:39:13) |

| re: Can it be done? by e.g. (2004-09-20 15:56:14) |

Under Nine kids (in Numbers) Posted on 2004-09-09 (22 Comments) |

| re: maybe by e.g. (2004-09-09 09:10:58) |

| re(2): Solution...With a twist of Syzygy by e.g. (2004-09-09 08:43:46) |

Under Four-letter insert? (in Word Problems) Posted on 2004-09-06 (10 Comments) |

| Two more by e.g. (2004-09-06 09:06:11) |

Under Cubeless? (in Just Math) Posted on 2004-08-29 (7 Comments) |

| Similar solution by e.g. (2004-08-30 08:35:32) |

Under 8 = 4 + 4 (in Numbers) Posted on 2004-08-26 (11 Comments) |

| By hand by e.g. (2004-08-26 13:59:08) |

Under Provably unprovable? (in Paradoxes) Posted on 2004-08-22 (36 Comments) |

| re(2): No Subject by e.g. (2004-08-27 20:56:01) |

| re: A better.... by e.g. (2004-08-22 13:32:29) |

Under Points On A Circle (in Geometry) Posted on 2004-08-14 (17 Comments) |

| re: No Subject by e.g. (2004-08-15 11:09:27) |

Under No colors known? (in Games) Posted on 2004-08-04 (16 Comments) |

| re: true answer by e.g. (2004-08-05 15:21:09) |

| re(2): Solutions by e.g. (2004-08-05 15:17:50) |

| Solutions by e.g. (2004-08-04 14:31:12) |

Under Maximum sum (in Probability) Posted on 2004-07-29 (9 Comments) |

| Three cases by e.g. (2004-07-29 11:17:52) |

Under Special Number (in Numbers) Posted on 2004-06-30 (9 Comments) |

| re: Solution times two by e.g. (2004-06-30 10:54:17) |

| Solution by e.g. (2004-06-30 09:04:21) |

Under Musical Munchies (in Sequences) Posted on 2004-06-18 (15 Comments) |

| Not a sequence of numbers by e.g. (2004-06-22 13:51:00) |

Under Short equation (in Numbers) Posted on 2004-06-17 (13 Comments) |

| re: Solution -- disagree by e.g. (2004-06-17 08:32:07) |

| re: Solution -- disagree by e.g. (2004-06-17 08:32:05) |

Under The Tournament (in Games) Posted on 2004-06-15 (12 Comments) |

| Simple by e.g. (2004-06-15 07:59:06) |

Under Handshakes (in Numbers) Posted on 2004-06-14 (14 Comments) |

| Solution by e.g. (2004-06-14 07:46:41) |

Under 950 (in Tricks) Posted on 2004-06-10 (18 Comments) |

| A timely answer by e.g. (2004-06-10 13:51:27) |

Under Problematic Pathways (in General) Posted on 2004-06-08 (8 Comments) |

| Solution by e.g. (2004-06-08 07:50:43) |

Under It's all in the roots! (in Just Math) Posted on 2004-06-04 (8 Comments) |

| Long answer by e.g. (2004-06-04 12:50:10) |

Under Yet one more coin sorting problem (in Weights and Scales) Posted on 2004-05-31 (20 Comments) |

| Full solution by e.g. (2004-05-31 15:31:28) |

Under The Fur Dresser's Mistake (in Geometry) Posted on 2004-05-28 (12 Comments) |

| Half an answer by e.g. (2004-05-28 13:55:25) |

Under Moving Day (in Calculus) Posted on 2004-05-26 (31 Comments) |

| re(2): Full Solution by e.g. (2004-05-27 10:02:20) |

| re: stars on 45 by e.g. (2004-05-27 07:59:13) |

Under Ten Words (in Word Problems) Posted on 2004-05-26 (9 Comments) |

| Solution by e.g. (2004-05-26 09:05:07) |

Under Sum of Cubes (in Numbers) Posted on 2004-05-25 (11 Comments) |

| Solution by e.g. (2004-05-25 13:10:38) |

Under Cabin Fever (in Tricks) Posted on 2004-05-24 (8 Comments) |

| Easy by e.g. (2004-05-24 08:04:52) |

Under Symmetrical words (in Word Problems) Posted on 2004-05-21 (17 Comments) |

| re: Words with symmetry ? by e.g. (2004-05-21 13:03:33) |

| Three pairs by e.g. (2004-05-21 12:59:40) |

Under Will the real engineer please stand up? (in Logic) Posted on 2004-05-18 (46 Comments) |

| re(2): Solution by e.g. (2004-05-18 14:51:14) |

| Solution by e.g. (2004-05-18 14:22:29) |

Under Powers of powers (in Calculus) Posted on 2004-05-11 (11 Comments) |

| re: Power Tower by e.g. (2004-05-12 10:54:28) |

Under What am I? (in Riddles) Posted on 2004-05-10 (51 Comments) |

| Answer by e.g. (2004-05-10 09:59:13) |

Under A dozen Knights (in Shapes) Posted on 2004-05-05 (5 Comments) |

| Asymmetrical solution by e.g. (2004-05-07 11:50:25) |

Under Strange pyramid (in Geometry) Posted on 2004-05-03 (10 Comments) |

| Solution by e.g. (2004-05-04 11:09:48) |

| A small part by e.g. (2004-05-03 14:09:55) |

Under Never prime! (in Numbers) Posted on 2004-04-29 (10 Comments) |

| A simple solution for the 2nd part by e.g. (2004-04-29 14:58:54) |

| First approach by e.g. (2004-04-29 08:25:59) |

Under Pythagorean Pyramid (in Geometry) Posted on 2004-04-26 (15 Comments) |

| Solution by rotation by e.g. (2004-04-26 15:42:41) |

| Working with spheres by e.g. (2004-04-26 12:25:38) |

| Strange... by e.g. (2004-04-26 09:25:34) |

Under Liar, Liar, Pants on Fire. (in Liars and Knights) Posted on 2004-04-21 (11 Comments) |

| Other way of looking at it by e.g. (2004-04-21 10:10:54) |

Under Pill Puzzler (in Logic) Posted on 2004-04-20 (27 Comments) |

| Mix it up! by e.g. (2004-04-20 10:45:59) |

Under The Central Cell (in Games) Posted on 2004-04-16 (11 Comments) |

| re: Solution to part 1 by e.g. (2004-04-16 17:12:32) |

| First part by e.g. (2004-04-16 12:28:11) |

Under What are you doing and where are you from? (in Word Problems) Posted on 2004-04-14 (40 Comments) |

| re: I dane to offer two more.... by e.g. (2004-04-14 14:51:46) |

Under e7(20) n2(17) (in Cryptography) Posted on 2004-04-13 (31 Comments) |

| S7Y R8O O8N R8O E5M by e.g. (2004-04-16 13:00:08) |

Under Knight's Tour (3 & 4) (in Algorithms) Posted on 2004-04-12 (9 Comments) |

| re: I'll have the answer in about an hour or so.... by e.g. (2004-04-13 07:51:42) |

Under Ahnentafel Questions (I) (in General) Posted on 2004-04-11 (15 Comments) |

| re(4): Thanks heaps! by e.g. (2004-04-14 08:14:26) |

Under A long camping trip (in General) Posted on 2004-04-06 (11 Comments) |

| Solution by e.g. (2004-04-06 10:08:41) |

Under What are you saying? (in Cryptography) Posted on 2004-04-05 (15 Comments) |

| A backward solution by e.g. (2004-04-12 15:38:59) |

Under Disjointification (in Just Math) Posted on 2004-04-04 (12 Comments) |

| Impossible cases by e.g. (2004-04-05 10:35:35) |

Under Who Stole the Tarts? (in Logic) Posted on 2004-04-02 (17 Comments) |

| No Subject by e.g. (2004-04-02 17:02:12) |

Under Where are you going for your holiday? (in Word Problems) Posted on 2004-04-02 (32 Comments) |

| Answer by e.g. (2004-04-02 11:47:42) |

Under At the World Series (in Probability) Posted on 2004-04-01 (7 Comments) |

| Solution by e.g. (2004-04-01 09:55:32) |

Under new operations (in Just Math) Posted on 2004-03-31 (14 Comments) |

| Very poor by e.g. (2004-03-31 13:57:37) |

Under Safety from the Queen II (in General) Posted on 2004-03-30 (5 Comments) |

| Solution by e.g. (2004-03-30 14:20:21) |

Under Club password (in General) Posted on 2004-03-29 (9 Comments) |

| Password by e.g. (2004-03-29 09:28:47) |

Under Disappearance (not the answer) (in Riddles) Posted on 2004-03-27 (25 Comments) |

| Disappeared? by e.g. (2004-03-27 12:55:38) |

Under Rickety Bridge (in Liars and Knights) Posted on 2004-03-26 (33 Comments) |

| Double solution by e.g. (2004-03-26 11:14:32) |

Under 3-d grid hunting (in Shapes) Posted on 2004-03-25 (7 Comments) |

| Solution by e.g. (2004-03-25 14:56:25) |

Under A dangerous compound (in Science) Posted on 2004-03-22 (43 Comments) |

| No doubt about it by e.g. (2004-03-22 08:47:27) |

Under Middle order (in Cryptography) Posted on 2004-03-21 (11 Comments) |

| Solution by e.g. (2004-03-21 08:21:01) |

Under Words in Common 11 (in Word Problems) Posted on 2004-03-19 (17 Comments) |

| Possibility by e.g. (2004-03-19 09:06:01) |

Under A point in a square (in Geometry) Posted on 2004-03-17 (7 Comments) |

| Half a solution by e.g. (2004-03-17 14:54:52) |

Under The magic Number (in Numbers) Posted on 2004-03-17 (35 Comments) |

| re: Best and final by e.g. (2004-03-17 08:42:39) |

Under Agent Argent and the Evil Dr. Levik (in Sequences) Posted on 2004-03-16 (10 Comments) |

| Solution by e.g. (2004-03-16 09:08:15) |

Under Diagonal triangle sums (in Just Math) Posted on 2004-03-15 (4 Comments) |

| re: solution by e.g. (2004-03-15 14:22:39) |

Under Insert word here (in Word Problems) Posted on 2004-03-15 (6 Comments) |

| Solution by e.g. (2004-03-15 08:58:57) |

Under Spirit of '76 (in Just Math) Posted on 2004-03-14 (8 Comments) |

| Look, Ma, no multiplying! by e.g. (2004-03-14 20:33:49) |

Under Cheap Charlie (in General) Posted on 2004-03-12 (17 Comments) |

| Solution by e.g. (2004-03-12 12:13:56) |

Under A to B (in Just Math) Posted on 2004-03-10 (15 Comments) |

| An explanation by e.g. (2004-03-10 08:46:24) |

| Solution by e.g. (2004-03-10 08:41:47) |

Under The Sliding Rooks (in Games) Posted on 2004-03-08 (17 Comments) |

| Almost there by e.g. (2004-03-08 13:56:17) |

Under Murder by Logic (in Logic) Posted on 2004-03-05 (23 Comments) |

| re: solution by e.g. (2004-03-09 14:48:09) |

| Solution by e.g. (2004-03-08 14:00:00) |

Under Unequally Yoked (in Numbers) Posted on 2004-02-26 (12 Comments) |

| Solution by e.g. (2004-02-26 10:40:21) |

Under Lead Floats (in Science) Posted on 2004-02-25 (33 Comments) |

| Other possibilities by e.g. (2004-02-25 10:38:49) |

Under The Pregnant Secretary (in Algorithms) Posted on 2004-02-21 (27 Comments) |

| A possibility by e.g. (2004-02-23 14:49:09) |

Under Trapped! (in Geometry) Posted on 2004-02-19 (9 Comments) |

| 'Within' includes 'on'? by e.g. (2004-02-19 14:31:20) |

Under Binary Primes (in Numbers) Posted on 2004-02-18 (12 Comments) |

| No Subject by e.g. (2004-02-18 15:25:11) |

Under West Side Story (in Numbers) Posted on 2004-02-15 (7 Comments) |

| Initial numbers by e.g. (2004-02-16 08:07:16) |

Under The three squirrels (in Numbers) Posted on 2004-02-12 (12 Comments) |

| re(2): Acorns ... because by e.g. (2004-02-12 10:35:14) |

| Acorns by e.g. (2004-02-12 10:00:17) |

Under Cubic AND Quartic Challenge (in Numbers) Posted on 2004-02-06 (15 Comments) |

| re(2): LOL by e.g. (2004-02-06 11:56:39) |

| Old problem by e.g. (2004-02-06 08:51:39) |

Under The Prime Club (in Liars and Knights) Posted on 2004-02-03 (10 Comments) |

| Solution by e.g. (2004-02-03 11:48:56) |

Under It's unsolvable! (in Liars and Knights) Posted on 2004-02-02 (23 Comments) |

| No Subject by e.g. (2004-02-02 08:36:56) |

Under Thirty two barbarians (in General) Posted on 2004-01-28 (34 Comments) |

| Upper bound by e.g. (2004-01-28 14:45:22) |

Under Sum Of The Digits (in Numbers) Posted on 2004-01-27 (13 Comments) |

| re(2): super easy by e.g. (2004-01-27 09:11:38) |

Under Last Digit (in Just Math) Posted on 2004-01-23 (19 Comments) |

| re: last digit by e.g. (2004-01-27 09:16:50) |

Under Fill the Grid (in Numbers) Posted on 2004-01-21 (28 Comments) |

| Hopeless... by e.g. (2004-01-22 11:52:27) |

Under Extraterrestrial primes (in Numbers) Posted on 2004-01-19 (7 Comments) |

| Short by e.g. (2004-01-19 14:08:53) |

Under More Triangle Numbers (in Numbers) Posted on 2004-01-15 (8 Comments) |

| Geometrically by e.g. (2004-01-15 10:13:08) |

Under Circle Square (in Geometry) Posted on 2004-01-13 (15 Comments) |

| Tessellation by e.g. (2004-01-13 08:48:01) |

Under Buying Chestnuts (in Tricks) Posted on 2004-01-05 (19 Comments) |

| Possibility by e.g. (2004-01-07 13:58:42) |

Under Different Digits (in Numbers) Posted on 2003-12-28 (14 Comments) |

| re(5): Solution by e.g. (2003-12-28 20:05:57) |

| re(2): Solution by e.g. (2003-12-28 13:12:36) |

| Solution by e.g. (2003-12-28 09:34:17) |

Under Lost my pointer 2 (in Algorithms) Posted on 2003-12-18 (22 Comments) |

| Racing around by e.g. (2003-12-18 15:04:44) |

Under Three threes, or two twos? (in Just Math) Posted on 2003-12-09 (3 Comments) |

| Look Ma, no numbers! by e.g. (2003-12-12 12:52:01) |

Under Squares and Cubes (in Numbers) Posted on 2003-12-06 (21 Comments) |

| re: Different? by e.g. (2003-12-06 12:31:42) |

| Easy! by e.g. (2003-12-06 11:00:14) |

Under What's for sale? (in Logic) Posted on 2003-11-30 (43 Comments) |

| Quotes needed by e.g. (2003-12-09 15:10:08) |

Under Cut chessboard (in Shapes) Posted on 2003-09-26 (6 Comments) |

| re: the Solution by e.g. (2004-04-28 08:04:48) |

Under Zero to 150 in 2003 (in Numbers) Posted on 2002-11-29 (65 Comments) |

| re: Easy solution by e.g. (2004-01-28 15:09:09) |

Under Oh my, Protagoras (in Paradoxes) Posted on 2002-10-19 (35 Comments) |

| No paradox at all by e.g. (2005-05-08 14:04:10) |