Leah Shefferman

Country WCA ID Gender Competitions Completed Solves
United States 2017SHEF01 Female 11 302

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 879 1188 4655 9.43 10.91 3291 857 649
2x2x2 Cube 836 1154 4276 2.31 3.53 2537 722 541
4x4x4 Cube 468 669 2949 39.21 49.87 4841 1088 761
5x5x5 Cube 1140 1630 6917 1:47.84 1:57.40 6636 1577 1107
6x6x6 Cube 807 1151 4385 3:59.01 4:03.96 3910 1053 748
3x3x3 One-Handed 553 779 3425 16.79 28.95 10078 2123 1417
Megaminx 375 565 2491 1:21.11 1:38.56 3123 730 480
Pyraminx 504 697 3083 3.88 5.54 2134 479 364
Skewb 885 1218 4787 4.95 10.86 10159 2816 2082
Competition Round Place Single Average Solves
3x3x3 Cube
Brooklyn Fall 2019 Second 31 10.24 12.23 12.1610.2412.5611.9614.57
First 27 9.68 11.74 10.5511.0315.5813.649.68
CubingUSA Nationals 2019 First 297 11.33 12.48 14.9811.6212.3113.5111.33
Long Island Winter 2019 Second 20 12.09 13.63 12.0913.8016.2212.9814.12
First 16 11.25 11.86 11.9812.3211.6311.9811.25
Liberty Science Center Open 2018 Second 27 12.35 13.90 15.0312.3514.4113.5013.80
First 25 11.55 13.31 14.8213.1812.9811.5513.76
Kew Forest Open 2018 Second 30 9.43 13.85 13.659.4314.7915.9613.10
First 12 10.60 10.91 10.8110.9010.6014.7211.03
New York City Spring 2018 Second 25 11.11 13.77 14.4814.0712.7716.5511.11
First 27 11.78 13.74 14.0311.7820.2014.9012.28
Hudson Valley Open 2018 Second 15 12.25 13.18 12.5612.2513.4915.6813.48
First 23 12.15 14.09 14.7012.1512.2815.2917.63
New York City Winter 2018 Second 26 12.11 12.76 12.2512.1913.8312.1117.46
First 30 11.62 13.31 16.1134.7511.6211.9011.92
Princeton Fall 2017 Second 26 12.37 14.34 12.3714.4614.9713.5915.74
First 17 11.01 12.34 12.4913.5311.0113.8811.01
Hudson Valley Spring 2017 First 30 11.01 15.59 30.9111.0113.9715.3717.44
Ledgewood Winter Open 2017 First 33 17.34 20.85 17.3423.0220.0819.4524.80
2x2x2 Cube
CubingUSA Nationals 2019 Second 123 3.65 4.31 5.524.534.184.233.65
First 119 2.31 3.53 5.973.622.313.063.92
Long Island Winter 2019 First 24 4.36 5.44 4.366.6112.244.605.12
Liberty Science Center Open 2018 First 57 5.16 6.80 5.8012.136.737.885.16
Hudson Valley Open 2018 First 33 3.86 7.20 3.8610.264.0511.907.29
Princeton Fall 2017 First 29 4.27 5.21 5.025.144.276.125.47
Hudson Valley Spring 2017 Final 34 5.57 6.17 6.476.105.575.957.17
4x4x4 Cube
Brooklyn Fall 2019 Combined First 41 52.19 58.81 1:04.5254.7052.1957.581:04.15
CubingUSA Nationals 2019 First 248 39.21 49.87 51.3147.7251.9239.2150.58
Long Island Winter 2019 Combined First 18 42.89 50.49 42.8951.6455.1845.5654.26
Kew Forest Open 2018 Combined First 30 55.03 1:03.41 1:04.351:27.581:03.8855.031:02.00
New York City Spring 2018 Combined Final 32 1:01.88 1:08.88 1:09.151:08.191:01.881:10.081:09.29
Hudson Valley Open 2018 Combined First 19 53.44 1:03.42 1:02.3953.441:05.661:08.961:02.21
New York City Winter 2018 Combined Final 41 54.18 1:06.85 1:02.851:29.7554.181:12.851:04.86
Princeton Fall 2017 Combined First 33 1:07.05 1:16.48 1:23.471:07.051:07.251:19.811:22.37
Hudson Valley Spring 2017 Combined First 32 1:24.59 1:27.501:24.59
5x5x5 Cube
Brooklyn Fall 2019 Combined First 42 1:47.84 1:57.40 2:22.001:48.161:47.842:02.742:01.30
Hudson Valley Open 2018 Combined Final 16 2:23.34 2:40.502:23.34
6x6x6 Cube
Brooklyn Fall 2019 Combined First 30 4:28.75 4:28.75
Liberty Science Center Open 2018 Combined Final 19 3:59.01 4:03.96 4:02.583:59.014:10.29
3x3x3 Blindfolded
Hudson Valley Spring 2017 Final 10 DNF DNF DNFDNFDNS
3x3x3 One-Handed
Long Island Winter 2019 Combined First 23 26.04 31.16 29.3826.0434.9334.6629.45
Liberty Science Center Open 2018 Combined First 29 16.79 30.60 32.1524.7516.7942.3734.91
Kew Forest Open 2018 Combined First 32 23.96 28.95 28.9925.3423.9633.9332.52
New York City Spring 2018 Combined Final 25 22.93 30.88 29.5532.5230.5822.9333.74
Hudson Valley Open 2018 Combined First 18 25.90 29.03 25.9029.1330.6832.4427.28
New York City Winter 2018 Combined Final 31 23.42 29.92 24.8436.4530.4134.5023.42
Princeton Fall 2017 Combined First 26 28.25 31.32 30.7036.6330.9328.2532.33
Hudson Valley Spring 2017 Combined First 34 29.63 42.14 36.2529.631:04.3455.9334.23
Megaminx
Long Island Winter 2019 Combined Final 15 1:21.11 1:38.56 1:46.711:40.571:31.011:21.111:44.11
Kew Forest Open 2018 Combined Final 29 2:55.36 2:55.362:56.62
New York City Winter 2018 Combined Final 26 2:36.44 2:36.44DNF
Ledgewood Winter Open 2017 Combined Final 21 2:51.93 DNF2:51.93
Pyraminx
CubingUSA Nationals 2019 First 168 3.88 6.83 5.837.388.297.283.88
Long Island Winter 2019 Final 10 4.30 5.75 4.305.985.785.506.21
First 11 4.14 5.54 8.136.224.804.145.61
Liberty Science Center Open 2018 First 14 6.06 7.03 6.067.146.427.827.53
Kew Forest Open 2018 First 16 5.94 7.22 8.8310.786.416.425.94
Hudson Valley Open 2018 Final 13 3.95 9.42 11.0112.889.267.983.95
New York City Winter 2018 First 26 6.49 8.98 12.4410.218.206.498.54
Princeton Fall 2017 Combined Final 33 7.94 9.37 10.148.259.7213.717.94
Ledgewood Winter Open 2017 First 22 7.79 12.01 12.9212.4214.7510.687.79
Skewb
Brooklyn Fall 2019 First 40 4.95 10.86 4.9512.279.9410.4912.16
Kew Forest Open 2018 First 47 6.40 17.16 19.9115.5923.326.4015.98
New York City Spring 2018 Final 38 10.58 13.59 10.5813.2413.9313.6017.72
Princeton Fall 2017 Combined Final 48 8.39 12.65 14.6116.1010.618.3912.72
Ledgewood Winter Open 2017 Final 19 5.12 11.02 9.6711.8711.515.1216.20