Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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Puzzles and Games
| Topic | Replies | Views | Last post |
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1 |
116 | 176,675 | 2015-05-29 05:56:01 by bobbym |
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2 |
228 | 52,927 | 2018-03-23 13:28:31 by Monox D. I-Fly |
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3
This Sudoku's unsolvable, correct? by MajikWaffle
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9 | 9,037 | 2018-02-08 09:16:48 by ericnumberking |
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4 |
2,313 | 524,981 | 2018-01-19 20:18:19 by Monox D. I-Fly |
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5
A little nice puzzle by iamaditya
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2 | 552 | 2018-01-16 07:29:11 by iamaditya |
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6
alfa+beta+gama puzzle by JohnOfStony
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1 | 1,012 | 2017-11-20 21:01:08 by phrontister |
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7
New Puzzles 1 by MathsIsFun
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15 | 8,209 | 2017-10-21 19:35:40 by sztoian |
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8
7x + 11y = N by Amctest123
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1 | 761 | 2017-10-20 21:59:52 by bob bundy |
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9 |
0 | 868 | 2017-09-26 23:44:51 by Hmp123 |
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10
Simple Law of Cosines problem by Xarzu
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1 | 721 | 2017-09-26 03:20:18 by bob bundy |
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11 |
1 | 2,245 | 2017-07-04 22:44:18 by thezenwizard |
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12 |
1,991 | 360,646 | 2017-07-03 06:52:25 by zetafunc |
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13
A Mathematical puzzle for android by Yvnar
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2 | 1,194 | 2017-06-14 21:23:21 by Yvnar |
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14 |
440 | 103,628 | 2017-05-23 00:18:34 by zetafunc |
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15
make 1 square from 3 squares moving 3 and removing 1 matches by kapitanamerika
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3 | 2,092 | 2017-04-25 01:58:23 by phrontister |
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16 |
27 | 13,213 | 2017-04-19 18:51:40 by Leren |
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17
Sam Loyd puzzles: Puzzle 1 by Mathivanan Palraj
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2 | 1,703 | 2017-04-18 21:30:33 by phrontister |
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18
Wrong answer to a puzzle? by wintersolstice
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14 | 4,155 | 2017-03-23 14:01:09 by phrontister |
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19 |
1 | 1,508 | 2017-02-28 16:24:00 by phrontister |
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20
Who lives in the city? by josh22312
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1 | 1,824 | 2017-01-27 00:49:43 by phrontister |
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21
New Puzzles 5 by MathsIsFun
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9 | 5,116 | 2017-01-22 01:05:27 by bobbym |
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22
Next number in sequence! by chamywak
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1 | 1,436 | 2017-01-14 10:42:10 by bobbym |
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23
Day-off by samuel.bradley.99
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10 | 4,659 | 2017-01-04 15:39:26 by popotamian |
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24 |
43 | 18,320 | 2016-12-19 14:53:27 by Mathegocart |
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25 |
588 | 88,645 | 2016-12-04 15:52:44 by bobbym |
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26
a classic game of dares by lightning
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13 | 7,502 | 2016-11-22 16:04:44 by bobbym |
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27
japenese names! by espeon
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12 | 9,612 | 2016-11-21 21:25:16 by Monox D. I-Fly |
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28
New Puzzle Site and Contest by SparkPlug
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3 | 3,247 | 2016-11-20 15:51:01 by Monox D. I-Fly |
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29
SOLS v5x5 by phrontister
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21 | 6,427 | 2016-11-20 07:03:14 by bobbym |
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30 |
98 | 75,279 | 2016-11-18 07:53:58 by scotts22 |