3BLD Resources

A curated set of 3BLD learning resources: video & written tutorials, commutator explainers, algorithm sheets, memory methods, and tools. Originally compiled in Zhi Qiao’s bldtrainer; every link points to its original author.

Resource hubs

Blindfolded ResourcesCommunity-maintained doc of blindfolded-solving resources (English).mf8 forum — blindfolded boardOne of China's oldest cubing forums; deep archive of early BLD material.

Tutorials

3BLD M2/OP tutorial勺子 / Zhi Qiao4-stage alg learning method勺子 / Zhi Qiao3-style tutorial王逸帆 / Yifan Wang3-style tutorial一九四Advanced BLD tutorial中国盲拧战队 / China BLD Team

Fingertrick demos

Clean EMS execution王逸帆 / Yifan WangKey 3BLD fingertricks谢逸川（熊猫）/ Yichuan XieVarious 3BLD techniques沈梦非（yuanzi）/ Mengfei Shen818 commutator fingertricks浅梦 / Qianmeng

Commutator tutorials

Deep dive into commutators (animated)天方魔 / TianfangmoCommutator tutorial collection王逸帆 / Yifan WangMost-detailed commutator tutorial一九四Understanding & applying commutators勺子 / Zhi QiaoCommutators in 6 minutes沈梦非（yuanzi）/ Mengfei Shen

Algorithm sheets

Downloadable offline sheets are linked to their public source (alg database / public Google Sheets).

3BLD algorithm database (blddb.net)王子兴 / Zixing WangThe essential BLD alg lookup site — query commutators across buffers and piece types.Nightmare alg set (web)王逸帆 / Yifan WangThe Nightmare set inside blddb.net; last updated 2022-06-01.Tommy Cherry alg sheetPublic Google Sheet scraped from Tommy Cherry reconstruction videos.Charlie Eggins alg sheetPublic Google Sheet scraped from Charlie Eggins reconstruction videos.3BLD UR440 video tutorial王逸帆 / Yifan WangUFR corner alg classification (article)勺子 / Zhi QiaoSimplified UF edge learning guide勺子 / Zhi Qiao

Memory methods

Fan-style full reading王逸帆 / Yifan WangPinyin encoding (animated)天方魔 / Tianfangmo3BLD memory methods overview浅梦 / QianmengMemory palace / loci method中国盲拧战队 / China BLD TeamSub-30 memo rhythm tips一九四BLD memo reading rhythm (article)单淳劼 / Chunjie ShanFirst-letter association words (2023-05)勺子 / Zhi Qiao

Tools

3BLD algorithm database (blddb.net)王子兴 / Zixing WangLook up commutator algorithms.csTimer (web timer)Pro timer; its "BLD helper" panel reads codes and generates targeted scrambles.alg.cubing.net (alg animator)Animate any algorithm; widely used for solve reconstructions.Commutator decomposer王子兴 / Zixing WangDecompose full algs into commutators, or expand commutators back to algs.Full-buffer alg trainerElliott KobelanskyGenerates scrambles limited to chosen positions for full-buffer drilling.2-color corner memo trainerShows a corner with only two visible faces; practice inferring the third.

Advanced topics

Bilibili favorites (commutators / floating buffer)王逸帆 / Yifan WangFixed-parity / skip-letter method勺子 / Zhi QiaoUnderstanding 2-twist corners (shift method)勺子 / Zhi QiaoFuture 3BLD: pseudo / floating / LTCTTommy Cherry (2022 北美锦标赛 / 2022 CubingUSA Nationals)English talk on advanced 3BLD techniques.

Active creators

China BLD TeamYifan WangYijiusiZhi Qiao (Spoon)QianmengTianfangmoMengfei Shen (yuanzi)Yuye Yan (Bingbing)