 Under Happy Birthday (3) (in Probability)
Posted on 2006-06-09 (13 Comments) |
 |  re(5): thoughts by Bob Smith (2006-06-12 09:12:34) |
| re(4): thoughts by Bob Smith (2006-06-12 07:59:24) |
| re(2): thoughts by Bob Smith (2006-06-09 13:43:27) |
|  thoughts by Bob Smith (2006-06-09 07:38:11) |
Under All Four Suits (in Probability)
Posted on 2006-06-06 (8 Comments) |
| A different approach by Bob Smith (2006-06-07 10:57:48) |
| re: End... by Bob Smith (2006-06-07 08:36:20) |
Under Bit by Bit (in Cryptography)
Posted on 2006-05-12 (6 Comments) |
| hint + Charlie = solution by Bob Smith (2006-05-15 11:53:03) |
 Under Assigning a wonky die (in Probability)
Posted on 2006-04-28 (4 Comments) |
| The answer is ... by Bob Smith (2006-04-28 12:19:48) |
 Under My name... (in Famous Riddles)
Posted on 2006-04-28 (32 Comments) |
| re(3): Solution by Bob Smith (2006-04-28 12:30:17) |
| re: Solution by Bob Smith (2006-04-28 09:28:35) |
Under Walking the Edge Part 2 (in Shapes)
Posted on 2006-04-20 (8 Comments) |
| re: A faster strategy (spoiler) by Bob Smith (2006-04-20 13:35:43) |
Under A One-Seventh Power Problem (in Numbers)
Posted on 2006-04-05 (4 Comments) |
| using Excel by Bob Smith (2006-04-05 14:51:36) |
| using Excel by Bob Smith (2006-04-05 14:44:59) |
Under Sum and Product reversal (in Numbers)
Posted on 2006-04-05 (6 Comments) |
|  question (spoiler?) by Bob Smith (2006-04-05 12:11:07) |
 Under Wreck out! (in Algorithms)
Posted on 2006-04-03 (6 Comments) |
|  thoughts by Bob Smith (2006-04-03 12:00:05) |
Under Lack of transport (in General)
Posted on 2006-03-31 (7 Comments) |
| doing some math by Bob Smith (2006-03-31 14:46:50) |
Under The Dilemma of a Prisoner part 2 (in Tricks)
Posted on 2006-03-31 (17 Comments) |
| re: Solution? Spoiler? by Bob Smith (2006-03-31 08:52:19) |
Under The Dilemma of a Prisoner part 1 (in Tricks)
Posted on 2006-03-30 (17 Comments) |
| I can't believe I... by Bob Smith (2006-03-30 10:04:45) |
Under Alexei And Boris (in Numbers)
Posted on 2006-03-28 (11 Comments) |
| question by Bob Smith (2006-03-28 12:43:28) |
Under 3 grandfather clock problems (in General)
Posted on 2006-03-27 (9 Comments) |
| re(2): Part I solution by Bob Smith (2006-03-27 15:27:41) |
| Part II solution by Bob Smith (2006-03-27 15:25:06) |
| Part I solution by Bob Smith (2006-03-27 13:26:15) |
Under 3 age problems (in Just Math)
Posted on 2006-03-24 (8 Comments) |
| solution by Bob Smith (2006-03-24 08:14:46) |
Under In the Woods... (in Riddles)
Posted on 2006-03-22 (50 Comments) |
| re: Solution by Bob Smith (2006-03-22 12:14:31) |
Under What do they share? (in Word Problems)
Posted on 2006-03-17 (13 Comments) |
| Seems... by Bob Smith (2006-03-17 12:02:47) |
Under How Many Pairs (in Just Math)
Posted on 2006-03-14 (14 Comments) |
| re: modification to bobz solution by Bob Smith (2006-03-14 09:32:44) |
| I think... by Bob Smith (2006-03-14 07:47:30) |
Under and (in Word Problems)
Posted on 2006-03-13 (28 Comments) |
| The word of the day by Bob Smith (2006-03-14 07:41:18) |
| more thoughts by Bob Smith (2006-03-13 09:28:19) |
Under Haunted mansion (in Games)
Posted on 2006-03-08 (8 Comments) |
| re(2): Gotcha! by Bob Smith (2006-03-09 07:13:55) |
| Gotcha! by Bob Smith (2006-03-08 17:14:03) |
Under Cross cut (in Shapes)
Posted on 2006-03-06 (19 Comments) |
| Assuming you can "similar" crosses to the original by Bob Smith (2006-03-06 14:59:14) |
Under 3D Sudoku - Part I (in Numbers)
Posted on 2006-03-06 (10 Comments) |
| re: Solution (fixed) by Bob Smith (2006-03-06 12:44:00) |
Under What force (in Riddles)
Posted on 2006-03-05 (31 Comments) |
| How about ... by Bob Smith (2006-03-06 07:30:04) |
Under The Gardener and the Cook (in Tricks)
Posted on 2006-03-01 (30 Comments) |
| a problem for us long-legged folks by Bob Smith (2006-03-01 13:26:02) |
Under I don't know. (in Cryptography)
Posted on 2006-02-16 (53 Comments) |
| I do know by Bob Smith (2006-02-17 12:41:34) |
Under Splitting shapes (in Shapes)
Posted on 2006-02-16 (10 Comments) |
|  re: All but 5 by Bob Smith (2006-02-21 11:01:56) |
Under Expect the unexpected (in Paradoxes)
Posted on 2006-02-15 (32 Comments) |
| It is true by Bob Smith (2006-02-15 15:44:02) |
Under A Sevens And Zeroes Problem (in Numbers)
Posted on 2006-01-26 (6 Comments) |
| re(3): And the second part. (Spoiler) by Bob Smith (2006-01-27 10:52:05) |
| re: And the second part. (Spoiler) by Bob Smith (2006-01-27 08:01:12) |
 Under Conference Time: Generalised Case (in General)
Posted on 2006-01-19 (4 Comments) |
| re: Computer solution by Bob Smith (2006-01-24 13:36:11) |
Under Self-Referential Aptitude Test (in Logic)
Posted on 2006-01-17 (28 Comments) |
| re: Answers - no explanation by Bob Smith (2006-01-17 14:15:11) |
Under Sabbath observance (in Riddles)
Posted on 2006-01-17 (17 Comments) |
| re(3): faint idea by Bob Smith (2006-01-19 15:49:19) |
| ideas by Bob Smith (2006-01-17 12:12:39) |
Under An equation with consecutive primes (in Just Math)
Posted on 2006-01-16 (23 Comments) |
| re(5): For those who wanna try by Bob Smith (2006-01-17 09:42:06) |
Under Stupid number trick IV (in Numbers)
Posted on 2006-01-13 (23 Comments) |
| interesting property by Bob Smith (2006-01-13 15:36:31) |
Under Stupid number trick III (in Numbers)
Posted on 2006-01-11 (11 Comments) |
| re: Fractals & a hard extension by Bob Smith (2006-01-11 15:55:11) |
| re(3): Proof? by Bob Smith (2006-01-11 15:27:01) |
| re: Proof? by Bob Smith (2006-01-11 12:44:16) |
| computer aid (spoilers) by Bob Smith (2006-01-11 10:39:54) |
Under Play it again, Sam (in General)
Posted on 2006-01-06 (25 Comments) |
| That was FUN! by Bob Smith (2006-01-06 13:39:06) |
Under Two Logicians, Four Numbers (in Logic)
Posted on 2006-01-03 (14 Comments) |
| My attempt (I'll look at PCs later) by Bob Smith (2006-01-03 16:28:30) |
Under Standing for higher powers (in Riddles)
Posted on 2005-12-31 (29 Comments) |
| At the risk of being rude by Bob Smith (2006-01-03 10:23:24) |
Under One Away (in Cryptography)
Posted on 2005-12-30 (27 Comments) |
| re(2): attention by Bob Smith (2006-01-17 16:45:18) |
Under Evaluate this sum (in Just Math)
Posted on 2005-12-21 (15 Comments) |
| Using Charlie's idea (spoiler?) by Bob Smith (2005-12-21 14:51:24) |
Under Tame, yet wild (in Riddles)
Posted on 2005-12-20 (35 Comments) |
| re: Re Previous Comments (spoiler?) by Bob Smith (2005-12-21 08:01:02) |
Under A Dropped Composition (in Cryptography)
Posted on 2005-12-12 (16 Comments) |
| Thanks for your persistence by Bob Smith (2006-01-03 16:32:17) |
| Bigger hint by Bob Smith (2005-12-21 08:10:05) |
| re: Still Trying by Bob Smith (2005-12-16 08:27:16) |
| Big hint by Bob Smith (2005-12-15 21:08:43) |
| Hints by Bob Smith (2005-12-14 11:00:18) |
Under Fine Feathers (in Logic)
Posted on 2005-12-06 (18 Comments) |
| Who was the topless dancer? by Bob Smith (2005-12-06 12:12:53) |
Under Polyomino Puzzle (in Shapes)
Posted on 2005-11-22 (21 Comments) |
| re: Bob, I made a question for you in my first comment. by Bob Smith (2005-11-28 17:14:55) |
Under Permanent (in Riddles)
Posted on 2005-11-21 (21 Comments) |
| spoiler by Bob Smith (2005-11-21 09:25:45) |
Under Anagramming sentences (in Word Problems)
Posted on 2005-11-20 (6 Comments) |
| re: ferritic spot by Bob Smith (2005-11-21 09:04:00) |
Under Good Morning (in Cryptography)
Posted on 2005-11-17 (7 Comments) |
| 4 73453 by Bob Smith (2005-11-17 08:49:21) |
Under Challenging Chess Championship (in Games)
Posted on 2005-11-16 (13 Comments) |
| What am I missing? (spoilers) by Bob Smith (2005-11-16 13:24:38) |
Under Connect the planets (in General)
Posted on 2005-11-16 (10 Comments) |
| Simpler drawing by Bob Smith (2005-11-16 09:32:57) |
| solution by Bob Smith (2005-11-16 09:10:28) |
Under Strange sequence (in Calculus)
Posted on 2005-11-15 (9 Comments) |
| re: solution - no computer by Bob Smith (2005-11-15 14:15:57) |
Under Remarkable man, remarkable truth (in General)
Posted on 2005-11-09 (13 Comments) |
| re(2): solution by Bob Smith (2005-11-10 12:57:27) |
| solution by Bob Smith (2005-11-09 09:06:19) |
Under A new kind of pattern? (in Sequences)
Posted on 2005-11-08 (9 Comments) |
| re: The Rule Is (or it might be) by Bob Smith (2005-11-08 22:14:48) |
| re(3): Next 3 by Bob Smith (2005-11-08 22:05:25) |
| Next 3 by Bob Smith (2005-11-08 12:11:59) |
Under Microwave Math (in Just Math)
Posted on 2005-11-08 (8 Comments) |
| re(2): And the winning number is... by Bob Smith (2005-11-08 10:35:24) |
| And the winning number is... by Bob Smith (2005-11-08 09:58:07) |
Under Secret seduction (in Cryptography)
Posted on 2005-11-07 (12 Comments) |
| re(3): I was curious, now I'm giving too much away. :) by Bob Smith (2005-11-15 14:06:58) |
| re: I was curious, now I'm giving too much away. :) by Bob Smith (2005-11-10 16:03:41) |
| I'm curious by Bob Smith (2005-11-09 18:14:27) |
| re(2): Perhaps it should have been rated harder by Bob Smith (2005-11-09 08:35:19) |
| Another hint by Bob Smith (2005-11-08 22:27:51) |
| Perhaps it should have been rated harder by Bob Smith (2005-11-08 12:05:10) |
Under Binary Crossnumber Puzzle - 01 (in General)
Posted on 2005-11-03 (10 Comments) |
| re: Solution by Bob Smith (2005-11-03 08:46:57) |
Under Once a liar, always a liar (in Logic)
Posted on 2005-11-02 (27 Comments) |
| Catching the liar by Bob Smith (2005-11-02 09:32:22) |
Under The fog (in Algorithms)
Posted on 2005-11-01 (26 Comments) |
| re(3): new twist by Bob Smith (2005-11-03 08:35:53) |
| re: new twist by Bob Smith (2005-11-02 12:08:17) |
Under What am I? (in Riddles)
Posted on 2005-11-01 (60 Comments) |
| more by Bob Smith (2005-11-01 10:38:14) |
| My answer(s) by Bob Smith (2005-11-01 08:22:37) |
Under Palindromic sequences (in Sequences)
Posted on 2005-10-31 (16 Comments) |
| re(4): Spoiler by Bob Smith (2005-11-02 09:15:31) |
| Next two lines by Bob Smith (2005-11-01 10:45:53) |
| re: This works, but is it what Bob had in mind (don't know if spoiler) by Bob Smith (2005-10-31 14:26:25) |
Under What´s your score II? (in General)
Posted on 2005-10-31 (26 Comments) |
| Computer aided by Bob Smith (2005-11-18 07:55:51) |
Under Dividing A Grid (in Numbers)
Posted on 2005-10-25 (10 Comments) |
| re: possible subsets by Bob Smith (2005-10-25 12:54:10) |
Under Centrifugal Balance II (in General)
Posted on 2005-10-18 (30 Comments) |
| balance? by Bob Smith (2005-10-22 00:41:04) |
Under Prisoner's Dilemma (in Games)
Posted on 2005-10-06 (11 Comments) |
| Greed (is | is not) good by Bob Smith (2005-10-06 18:33:56) |
Under Six Seven Eight (in Just Math)
Posted on 2005-10-05 (5 Comments) |
| Approach and solution by Bob Smith (2005-10-05 16:39:54) |
Under Twelve what?! (in General)
Posted on 2005-10-04 (24 Comments) |
| k perhaps by Bob Smith (2005-10-04 16:49:06) |
Under Six Similar Words (in Word Problems)
Posted on 2005-10-03 (6 Comments) |
| Best I can come up with so far... by Bob Smith (2005-10-03 20:39:34) |
Under Romulus 'N' Rebus (in Word Problems)
Posted on 2005-10-01 (6 Comments) |
| How about this one? by Bob Smith (2005-10-03 21:19:58) |
Under Dividing Between the Lines (in Cryptography)
Posted on 2005-09-29 (9 Comments) |
| Clearing the @ from my mind by Bob Smith (2005-10-02 12:13:04) |
| Hmmm..this looks like fun! by Bob Smith (2005-09-29 23:07:46) |
Under All Four (in Word Problems)
Posted on 2005-09-26 (8 Comments) |
| Keep eyes and mind open by Bob Smith (2005-09-26 14:30:29) |
| A quick thought by Bob Smith (2005-09-26 14:24:56) |
Under Buddy System (in Just Math)
Posted on 2005-09-22 (8 Comments) |
| re(2): need a better formula (!!) by Bob Smith (2005-09-22 20:15:28) |
| need a better formula by Bob Smith (2005-09-22 18:58:19) |
Under Feel the powers! (in Numbers)
Posted on 2005-09-21 (4 Comments) |
| Solution by Bob Smith (2005-09-21 16:57:50) |
Under Shorten and halve (in Word Problems)
Posted on 2005-09-21 (33 Comments) |
| Am I trying too hard? by Bob Smith (2005-09-26 23:40:52) |
| The meaning of meaning by Bob Smith (2005-09-23 12:02:39) |
| Trivial solution by Bob Smith (2005-09-21 14:24:29) |
Under Numbers À Propos (in Word Problems)
Posted on 2005-09-20 (3 Comments) |
| Solution by Bob Smith (2005-09-20 20:37:35) |
Under Maximum Triangle (in Calculus)
Posted on 2005-09-19 (5 Comments) |
| My attempt by Bob Smith (2005-09-19 16:43:02) |
Under Hay Che Aydee - Aysee Hay Che (in Cryptography)
Posted on 2005-09-19 (9 Comments) |
| aye en - esspee ay eneye essaich by Bob Smith (2005-09-19 13:03:21) |
Under The Year of Four Emperors (in Cryptography)
Posted on 2005-09-16 (10 Comments) |
| You're young! by Bob Smith (2005-09-16 14:37:43) |
Under Double Dates (in General)
Posted on 2005-09-14 (4 Comments) |
| Pesky months by Bob Smith (2005-09-14 13:16:13) |
Under You can't add numbers (in Cryptography)
Posted on 2005-09-12 (11 Comments) |
| With enough help - some hints by Bob Smith (2005-09-15 12:42:13) |
| Hint? by Bob Smith (2005-09-13 12:09:42) |
Under what a riddle!! (in Riddles)
Posted on 2005-09-11 (55 Comments) |
| Perhaps... by Bob Smith (2005-09-12 13:09:51) |
Under Nine from Eleven (in General)
Posted on 2005-09-11 (27 Comments) |
| Another simple solution by Bob Smith (2005-09-12 13:07:15) |
Under A tribute to Clarice (in General)
Posted on 2005-09-08 (21 Comments) |
| What a great puzzle by Bob Smith (2005-09-14 17:47:55) |
Under Sorta pythagoric... (in Numbers)
Posted on 2005-09-01 (16 Comments) |
| re(3): Why?????????????? by Bob Smith (2005-09-02 03:48:19) |
| re: Why?????????????? by Bob Smith (2005-09-02 00:16:58) |
Under Celsius x Fahrenheit (in Just Math)
Posted on 2005-08-31 (9 Comments) |
| re: Some Big Numbers -- Computer Solution by Bob Smith (2005-08-31 20:02:36) |
| re: I think I found one! (I didn't) by Bob Smith (2005-08-31 18:50:14) |
| I think I found one! by Bob Smith (2005-08-31 18:41:11) |
Under Riffling Chance (in Probability)
Posted on 2005-08-30 (10 Comments) |
| re: Another feature by Bob Smith (2005-09-16 19:57:02) |
| Another feature by Bob Smith (2005-09-16 18:21:25) |
| More simulation by Bob Smith (2005-09-16 17:40:01) |
| re: Simulation by Bob Smith (2005-09-01 12:41:38) |
| Interesting tidbits by Bob Smith (2005-08-31 18:59:22) |
| I've always wanted to know this ... by Bob Smith (2005-08-30 20:47:37) |
Under Are we odd for liking this, too? (in Cryptography)
Posted on 2005-08-30 (18 Comments) |
| re: Another Hint by Bob Smith (2005-09-15 15:21:37) |
| Orthogonality by Bob Smith (2005-08-31 20:23:20) |
Under A quite even partition (in Numbers)
Posted on 2005-08-28 (18 Comments) |
| A process for creating the subsets by Bob Smith (2005-08-28 22:25:42) |
Under A score for everyone (in Riddles)
Posted on 2005-08-26 (30 Comments) |
| Could it be? by Bob Smith (2005-08-26 04:59:10) |
Under 7 sounds (in Word Problems)
Posted on 2005-08-24 (11 Comments) |
| More than 7 (okay only 7) by Bob Smith (2005-08-24 06:23:22) |
Under The folly of war part 1: Knights (in Probability)
Posted on 2005-08-23 (24 Comments) |
| Folly by Bob Smith (2005-08-23 03:15:02) |
Under The late eight sequences (in Sequences)
Posted on 2005-08-19 (17 Comments) |
| thoughts by Bob Smith (2005-08-19 21:03:14) |
Under More Than 22! (in Just Math)
Posted on 2005-08-18 (42 Comments) |
| re(3): Solution by Bob Smith (2005-08-19 16:45:28) |
| re: Solution by Bob Smith (2005-08-19 15:13:07) |
Under Synograms (in Word Problems)
Posted on 2005-08-17 (14 Comments) |
| more stretchies by Bob Smith (2005-08-17 22:17:39) |
Under Cool Count (in Just Math)
Posted on 2005-08-10 (8 Comments) |
| re(4): Not a nice formula by Bob Smith (2005-08-12 02:00:24) |
| re(2): Not a nice formula by Bob Smith (2005-08-11 13:14:13) |
| Not a nice formula by Bob Smith (2005-08-10 19:16:50) |
Under Tackle These Three Tests (in General)
Posted on 2005-08-07 (9 Comments) |
| re(3): Solution assuming that Albert is Arthur's real name... by Bob Smith (2005-08-08 17:18:23) |
| re: Solution assuming that Albert is Arthur's real name... by Bob Smith (2005-08-08 13:34:07) |
Under This Tongue of Mine (in Riddles)
Posted on 2005-08-05 (28 Comments) |
| Things that make you go hmmmm by Bob Smith (2005-08-05 13:57:50) |
Under The Remaining Digits (in Logic)
Posted on 2005-08-04 (21 Comments) |
| re(4): George's answer by Bob Smith (2005-08-04 18:22:48) |
| Just logic by Bob Smith (2005-08-04 18:13:15) |
| re(2): George's answer by Bob Smith (2005-08-04 18:08:11) |
| George's answer by Bob Smith (2005-08-04 18:02:53) |
Under Knot or Not? (in Probability)
Posted on 2005-08-04 (17 Comments) |
| re(3): As I figure it by Bob Smith (2005-08-04 13:49:54) |
| As I figure it by Bob Smith (2005-08-04 02:15:46) |
Under Lively (in Riddles)
Posted on 2005-08-03 (41 Comments) |
| re: guess by Bob Smith (2005-08-04 20:32:35) |
| Aha! by Bob Smith (2005-08-03 15:48:22) |
Under Complete the crossword (in Word Problems)
Posted on 2005-08-01 (14 Comments) |
| re(3): Got it! - Not yet! by Bob Smith (2005-08-03 02:11:18) |
| Got it! by Bob Smith (2005-08-02 17:07:24) |
| re(2): short one I by Bob Smith (2005-08-01 21:04:35) |
| short one I by Bob Smith (2005-08-01 19:51:08) |
Under What´s your score? (in Games)
Posted on 2005-07-30 (39 Comments) |
| re(2): Okay, I think I'm done now (6337) by Bob Smith (2005-08-09 12:57:53) |
| Okay, I think I'm done now (6337) by Bob Smith (2005-08-08 20:09:29) |
| A breakthrough! (6185) by Bob Smith (2005-08-05 16:36:56) |
| Another tweak (5441) by Bob Smith (2005-08-04 20:23:20) |
| re(4): Another try (5345)............MORE! by Bob Smith (2005-08-03 15:55:04) |
| re(2): Another try (5345)............MORE! by Bob Smith (2005-08-03 02:08:48) |
| Another try (5345) by Bob Smith (2005-08-02 17:16:54) |
| re(2): A quick try (5,137)............more! by Bob Smith (2005-08-01 17:02:10) |
| A quick try by Bob Smith (2005-08-01 15:35:37) |
Under Lemonade (in Weights and Scales)
Posted on 2005-07-26 (18 Comments) |
| re: Solution by Bob Smith (2005-07-26 17:26:07) |
Under Three couples, one problem (in Logic)
Posted on 2005-07-25 (23 Comments) |
| A question of monogamy by Bob Smith (2005-07-25 14:56:22) |
Under Up or down or... (in Science)
Posted on 2005-07-22 (20 Comments) |
| Buoyancy by Bob Smith (2005-07-22 16:57:21) |
Under MovieMadness (in Sequences)
Posted on 2005-07-20 (22 Comments) |
| re: On to something? by Bob Smith (2005-07-22 19:32:23) |
Under No Incest, Please (in General)
Posted on 2005-07-18 (14 Comments) |
| A little more thought by Bob Smith (2005-07-18 18:34:45) |
| Off the cuff by Bob Smith (2005-07-18 15:53:42) |
Under Dishonest Strategy (in Probability)
Posted on 2005-07-16 (18 Comments) |
| More - part 2 by Bob Smith (2005-07-25 13:48:28) |
| re: Third time's the charm? by Bob Smith (2005-07-22 18:59:43) |
| Third time's the charm? by Bob Smith (2005-07-22 14:54:43) |
| re(3): Response by Bob Smith (2005-07-21 01:51:20) |
| re: Response by Bob Smith (2005-07-19 23:54:22) |
| Solution (not 100%) by Bob Smith (2005-07-18 13:58:17) |
Under Word2Num (in Cryptography)
Posted on 2005-07-15 (9 Comments) |
| re(2): Procedure still eludes... (hint)...and my process by Bob Smith (2005-07-18 13:41:05) |
| Google provides the answers by Bob Smith (2005-07-15 20:20:01) |
| Solution (sort of) by Bob Smith (2005-07-15 20:10:31) |
Under Only 3 lines? (in Geometry)
Posted on 2005-07-14 (12 Comments) |
| re: Another way by Bob Smith (2005-07-15 14:10:04) |
| One way by Bob Smith (2005-07-14 17:25:46) |
Under Sophie Squares (in Numbers)
Posted on 2005-07-13 (9 Comments) |
| re: Solution by Bob Smith (2005-07-13 20:05:16) |
| re(2): True? by Bob Smith (2005-07-13 17:43:19) |
| Counter-example by Bob Smith (2005-07-13 16:17:12) |
Under The death of Sir Levikus (in Logic)
Posted on 2005-07-12 (102 Comments) |
| A problem with Nathan by Bob Smith (2005-07-12 14:09:44) |
Under 8 8s (in Numbers)
Posted on 2005-07-11 (24 Comments) |
| Another one by Bob Smith (2005-07-11 15:39:21) |
| One easy way by Bob Smith (2005-07-11 15:36:54) |
Under From a Balloon (in Science)
Posted on 2005-07-07 (36 Comments) |
| More thoughts by Bob Smith (2005-07-07 20:06:56) |
Under Who is not rich? (in Logic)
Posted on 2005-06-22 (24 Comments) |
| Backward? reasoning by Bob Smith (2005-06-22 19:51:47) |
Under Elemental game (in Probability)
Posted on 2005-06-16 (17 Comments) |
| second solution by Bob Smith (2005-06-21 01:42:11) |
Under Unusual binary representation (in Numbers)
Posted on 2005-06-14 (9 Comments) |
| re: a slightly different proof by Bob Smith (2005-06-21 01:21:27) |
Under Four Pins and a Rubber Band (in Probability)
Posted on 2005-02-10 (11 Comments) |
| Numerical solution by Bob Smith (2005-06-15 21:07:38) |
Under who will marry the princess (in Riddles)
Posted on 2004-02-13 (97 Comments) |
| re: more likely solution by Bob Smith (2005-11-21 13:13:09) |
Under Fishy business (in Tricks)
Posted on 2003-11-08 (22 Comments) |
| another solution by Bob Smith (2005-07-25 19:23:41) |
