[{"data":1,"prerenderedAt":755},["ShallowReactive",2],{"project-39836630":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":9,"maker":10,"posted_at":11,"year":12,"points":13,"comments":14,"rank_in_year":15,"shown_in_year":16,"top":17,"tier":18,"category":19,"subcategory":20,"format":21,"keywords":22,"reception":26,"sentiment":27,"stance_mix":28,"scored_comments":33,"aspects":34,"strip":43,"post_text":46,"what":47,"said":78,"maker_in_thread":170,"shape":182,"grid":186,"attempts":716,"same_week":717,"maker_shows":45,"maker_hidden":746,"reader_version":747,"card":748},"39836630","Explanations","A cheap alternative to college-level math & physics tutoring","title","Show HN: I made a cheap alternative to college-level math & physics tutoring",null,"eltonlin",1711527013,2024,391,187,121,3515,4,"legend","learning_science","online tutoring","web_app",[23,24,25,20],"college math tutoring","physics tutoring","async video explanations","debated",0.052,{"positive":29,"neutral":30,"mixed":31,"critical":32},11,13,3,10,37,{"idea":35,"design":37,"execution":39,"pricing":41,"docs":42},{"positive":36,"critical":17},9,{"positive":38,"critical":17},0,{"positive":38,"critical":40},1,{"positive":38,"critical":40},{"positive":38,"critical":38},[38,44,38,38,38,38,38,38,40,31,38,38,38,38,38,38,38,38,38,40,38,31,44,38,40,40,31,40,44,31,45,38,38,44,31,31,31,31,44,44],5,2,"Hi everyone! I’m the founder of Explanations (https:\u002F\u002Fexplanations.app). I’m building a website where students can get college level math & physics help for 1\u002F10th the cost of private tutoring. You’d type a question, and your teacher replies by drawing a Youtube\u002FKhanAcademy-style video; and this happens asynchronously throughout the week.\n\nWhen I was studying at MIT, I often had to wait 40-60 minutes in line just to get 5 minutes of “help” from a TA - when I needed 1-2 hours. I understood that TAs can’t spend all their time helping me. That’s understandable. But what made me bitter was that, t",{"problem":48,"audience":54,"pricing":64,"motivation":71,"time_to_build":9,"stack":75,"openness":76,"stage":77,"team_size":76},{"value":49,"source":50,"evidence":51},"College-level math and physics help is scarce and expensive, with long waits at office hours and costly private tutors.","maker",[52],{"id":53},"post",{"value":55,"source":50,"evidence":56},"College students needing math and physics help, including busy or part-time students.",[57,58,61],{"id":53},{"id":59,"by":10,"text":60},"39848109","Sounds great - I'm a huge fan of Georgia Tech's online masters. As for AI, I think if it solves all your problems, great. And it's real-time, and free. But! The reason I still…",{"id":62,"by":10,"text":63},"39848085","I couldn't convey the technicality across, but the bad experiences I had were mostly localized in course 6 classes - Intro to Algorithms, Design & Analysis of Algorithms, Intro…",{"value":65,"source":50,"evidence":66},"About $10 per week subscription to a teacher, positioned as a tenth of private tutoring cost.",[67,68],{"id":53},{"id":69,"by":10,"text":70},"39847944","Ah thanks for your feedback. I was worried that if I put $10\u002Fweek, then it's not immediately obvious that it's a magnitude less expensive. Would it perhaps work if I…",{"value":72,"source":50,"evidence":73},"Maker's bitterness over MIT office hour access and a wish to make learning resources more accessible.",[74],{"id":53},[],"unknown","beta",{"praise":79,"objections":95,"requests":127,"questions":141,"alternatives":153},[80,88],{"value":81,"source":82,"evidence":83},"Welcomed as a democratizing education effort.","commenter",[84],{"id":85,"by":86,"text":87},"39837089","passwordoops","Anything to democratize education is a good thing, so I'm really happy to see this and hope it takes off!",{"value":89,"source":82,"evidence":90},"Unique landing page design.",[91],{"id":92,"by":93,"text":94},"39838381","SimonDuerr","Interesting concept, and a unique landing page! The 3D carousel confused me a bit, especially when it kept rotating while I tried watching one of the videos.",[96,103,113,120],{"value":97,"source":82,"evidence":98},"Tutoring economics may not scale at $10 per week.",[99],{"id":100,"by":101,"text":102},"39838273","gnobbler","Are you trying to create a tutoring version of fiverr\u002Fupwork? If so, the economics doesn't seem to work. I think you are saying that you'll create a product, charge $10\u002Fwk to…",{"value":104,"source":82,"evidence":105},"Async format lacks real-time clarifying questions.",[106,110],{"id":107,"by":108,"text":109},"39841060","julianh65","I'm going to give this a go, I've been self studying linear algebra, and there are certain questions that I can't seem to find good answers or explanations to online that ChatGPT…",{"id":111,"by":108,"text":112},"39853929","Appreciate you following up! I plan to sign up over the weekend which is normally when I do my longer blocks of studying and have more questions. I think that what I mean is that…",{"value":114,"source":82,"evidence":115},"Site is not mobile responsive in Firefox and search is weak.",[116],{"id":117,"by":118,"text":119},"39837360","pbhjpbhj","Couple of UX focussed comments: The site was impossible to use on FF mobile without using desktop-view. https:\u002F\u002Fwww.explanations.app\u002Fdat153qkJtTcHf9Fbm1B\u002Foverview, for example…",{"value":121,"source":82,"evidence":122},"Icons fail under strict content blocking settings.",[123],{"id":124,"by":125,"text":126},"39837657","promiseofbeans","Just a note, looks like you're using google fonts (or similar) for your icons, so people (i.e. me) with strict unlock origin settings will just see big text labels. Here's a…",[128,133,137],{"value":129,"source":82,"evidence":130},"Add real-time voice chat option.",[131,132],{"id":107,"by":108,"text":109},{"id":111,"by":108,"text":112},{"value":134,"source":82,"evidence":135},"Improve search and mobile layout.",[136],{"id":117,"by":118,"text":119},{"value":138,"source":82,"evidence":139},"Pause carousel while a video plays.",[140],{"id":92,"by":93,"text":94},[142,149],{"value":143,"source":82,"evidence":144},"How is this different from a job board with Zoom?",[145],{"id":146,"by":147,"text":148},"39839149","andrewlgood","I am always curious regarding new education solutions. I firmly believe the US pre-college education systems are fundamentally broken most benefit from edtech (huge fan of Khan…",{"value":150,"source":82,"evidence":151},"How will college-level content be distinguished from other content?",[152],{"id":117,"by":118,"text":119},[154,162,166],{"value":155,"source":82,"evidence":156},"ChatGPT and Claude as free AI tutors.",[157,161],{"id":158,"by":159,"text":160},"39837792","jsqu99","I am 53 and cramming while relearning linear algebra, statistics, and calculus, after a 30 year break from college, in preparation for my first semester at GA Tech's online MS CS…",{"id":107,"by":108,"text":109},{"value":163,"source":82,"evidence":164},"Khan Academy and YouTube.",[165],{"id":146,"by":147,"text":148},{"value":167,"source":82,"evidence":168},"MIT OpenCourseWare.",[169],{"id":146,"by":147,"text":148},{"comments":171,"answered":36,"key":172},29,[173,176,179],{"id":174,"text":175},"39848184","Thanks for sharing. 100% - one of the downsides of focusing on attendance and in-person interactions is - simply the time cost, inflexibility and inconvenience for students who…",{"id":177,"text":178},"39848205","This rings true \"trying to be a good teacher in a university setting is extremely unrewarding\". Thanks for sharing, and the students who make you feel bad despite you doing more…",{"id":180,"text":181},"39848217",">The ability to communicate WHY we are doing what we are doing I really resonate with what you said. The Why and the contextual motivation is what I'm always so starved for in…",{"commenters":15,"max_depth":183,"maker_replies":171,"first_comment_mins":184,"lifespan_hours":185},7,92,140,[187,191,194,197,201,203,205,208,211,215,217,220,222,225,227,228,231,234,237,240,243,246,249,252,255,257,260,263,265,268,271,274,275,277,279,282,284,286,288,291,294,297,299,301,304,306,309,312,314,317,320,323,326,328,331,334,337,340,343,346,349,352,355,358,361,364,367,370,372,375,377,380,382,385,388,390,392,394,396,398,401,404,406,409,411,414,416,419,421,423,427,430,432,434,437,440,443,446,447,450,453,456,459,461,462,465,468,470,472,475,477,480,483,486,488,492,495,499,501,503,505,507,509,513,516,518,521,523,526,528,532,534,538,541,543,546,549,553,555,559,563,565,568,570,574,578,581,584,587,590,593,596,599,602,604,608,612,614,619,622,626,629,631,635,638,642,644,649,651,656,660,663,665,670,672,676,678,681,683,688,692,694,698,703,707,711,713],[188,38,38,189,190,38],"39839624","commenter\u002Fneutral\u002Fnone","VyseofArcadia",[192,38,38,189,193,38],"39839957","tekla",[195,38,38,189,196,38],"39841913","refulgentis",[198,38,38,199,200,38],"39842439","other\u002Fneutral\u002Fnone","vundercind",[202,38,38,189,196,38],"39845144",[204,38,38,189,200,38],"39845788",[206,38,38,199,207,38],"39852836","kandel",[209,38,38,189,210,38],"39879946","FezzikTheGiant",[212,38,44,213,214,38],"39840244","project\u002Fpositive\u002Fidea","pants2",[216,38,38,199,190,38],"39840472",[218,38,38,199,219,38],"39845430","bigger_cheese",[174,38,38,221,10,40],"maker\u002Fneutral\u002Fnone",[223,38,38,189,224,38],"39845486","Balgair",[226,38,38,199,190,38],"39851957",[177,38,38,221,10,40],[229,38,38,199,230,38],"39840659","gfodor",[232,38,38,199,233,38],"39840900","deuplonicus",[235,38,38,199,236,38],"39842276","petsfed",[238,38,38,199,239,38],"39844166","godelski",[241,38,38,199,242,38],"39846601","IG_Semmelweiss",[244,38,38,199,245,38],"39840842","bee_rider",[247,38,38,189,248,38],"39842324","anthomtb",[250,38,38,199,251,38],"39842802","xattt",[253,38,38,199,254,38],"39842963","ghaff",[256,38,38,199,190,38],"39843255",[258,38,38,199,259,38],"39842388","willmadden",[261,38,38,199,262,38],"39843154","tripdout",[264,38,38,199,190,38],"39843462",[266,38,38,199,267,38],"39879192","musicale",[269,38,38,199,270,38],"39902394","ethbr1",[272,38,38,199,273,38],"39843718","ChainOfFools",[180,38,38,221,10,40],[276,38,38,199,239,38],"39844080",[278,38,38,199,210,38],"39879940",[280,38,38,199,281,38],"39843414","jimhefferon",[283,38,38,199,239,38],"39843868",[285,38,38,221,10,40],"39848173",[287,38,38,199,239,38],"39849040",[289,38,38,199,290,38],"39845357","atoav",[292,38,38,199,293,38],"39853991","seanmcdirmid",[295,38,38,199,296,38],"39862685","RecycledEle",[117,40,40,298,118,38],"project\u002Fcritical\u002Fdesign",[300,40,38,221,10,40],"39848139",[302,40,38,189,303,38],"39853503","madacol",[158,45,31,305,159,38],"project\u002Fmixed\u002Fidea",[307,45,38,199,308,38],"39837808","triyambakam",[310,45,38,199,311,38],"39838276","robertlagrant",[313,45,38,199,159,38],"39838355",[315,45,38,189,316,38],"39838451","wwarner",[318,45,38,199,319,38],"39837835","srameshc",[321,45,38,199,322,38],"39837847","mentos",[324,45,38,199,325,38],"39837933","jhanschoo",[327,45,38,199,159,38],"39838383",[329,45,38,199,330,38],"39839881","humansareok1",[332,45,38,199,333,38],"39838883","ants_everywhere",[335,45,38,199,336,38],"39838942","SuperHeavy256",[338,45,38,199,339,38],"39839456","fn-mote",[341,45,38,199,342,38],"39840486","elpatokamo",[344,45,38,199,345,38],"39841368","ykonstant",[347,45,38,199,348,38],"39838968","PheonixPharts",[350,45,38,189,351,38],"39839414","ebuck",[353,45,38,189,354,38],"39839521","tootie",[356,45,38,199,357,38],"39839812","zozbot234",[359,45,38,189,360,38],"39840069","CamperBob2",[362,45,38,199,363,38],"39844533","entontoent",[365,45,38,199,366,38],"39845041","dboreham",[368,45,38,199,369,38],"39854077","0xdeadbeefbabe",[371,45,38,199,159,38],"39839830",[373,45,38,199,374,38],"39839933","eddd-ddde",[376,45,38,199,360,38],"39840969",[378,45,38,189,379,38],"39840685","WhitneyLand",[381,45,38,199,351,38],"39842578",[383,45,38,189,384,38],"39843174","famouswaffles",[386,45,38,189,387,38],"39843451","xcv123",[389,45,38,189,360,38],"39844437",[391,45,38,189,379,38],"39845478",[393,45,38,189,351,38],"39852496",[395,45,38,189,387,38],"39856960",[397,45,38,189,387,38],"39858829",[399,45,38,199,400,38],"39843205","bitwize",[402,45,38,199,403,38],"39855117","totally_human",[405,45,38,199,230,38],"39840951",[407,45,38,199,408,38],"39841298","copperx",[410,45,38,199,230,38],"39846708",[412,45,38,189,413,38],"39841218","bibliotekka",[415,45,38,189,159,38],"39841890",[417,45,38,189,418,38],"39843123","prudentpomelo",[420,45,38,199,159,38],"39845188",[59,45,38,422,10,40],"maker\u002Fneutral\u002Fidea",[424,31,40,425,426,38],"39837390","project\u002Fcritical\u002Fidea","throwaway81523",[428,31,40,425,429,38],"39842656","abdullahkhalids",[431,31,38,422,10,40],"39848031",[146,17,31,433,147,38],"project\u002Fneutral\u002Fidea",[435,17,38,199,436,38],"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