.panel.panel-primary .panel-heading Challenges .panel-body ol(start='0') li a(href="/challenges/0", class="#{ cc[0] > 0 ? 'strikethrough' : '' }") Learn how Free Code Camp Works |   (2 minutes) li a(href="/challenges/1", class="#{ cc[1] > 0 ? 'strikethrough' : '' }") Join Our Chat Room |   (5 minutes) li a(href="/challenges/2", class="#{ cc[2] > 0 ? 'strikethrough' : '' }") Subscribe to Our Subreddit |   (5 minutes) li a(href="/challenges/3", class="#{ cc[3] > 0 ? 'strikethrough' : '' }") Build a Personal Website |   (60 minutes) li a(href="/challenges/4", class="#{ cc[4] > 0 ? 'strikethrough' : '' }") Build a Responsive Blog Theme |   (60 minutes) li a(href="/challenges/5", class="#{ cc[5] > 0 ? 'strikethrough' : '' }") Build a Small Business Website |   (60 minutes) li a(href="/challenges/6", class="#{ cc[6] > 0 ? 'strikethrough' : '' }") Tweak HTML and CSS in CodePen |   (10 minutes) li a(href="/challenges/7", class="#{ cc[7] > 0 ? 'strikethrough' : '' }") Build a CSS Robot |   (60 minutes) li a(href="/challenges/8", class="#{ cc[8] > 0 ? 'strikethrough' : '' }") Get Started with jQuery |   (30 minutes) li a(href="/challenges/9", class="#{ cc[9] > 0 ? 'strikethrough' : '' }") Traverse the DOM |   (30 minutes) li a(href="/challenges/10", class="#{ cc[10] > 0 ? 'strikethrough' : '' }") Work with the DOM |   (30 minutes) li a(href="/challenges/11", class="#{ cc[11] > 0 ? 'strikethrough' : '' }") Listen for DOM Events |   (30 minutes) li a(href="/challenges/12", class="#{ cc[12] > 0 ? 'strikethrough' : '' }") Use jQuery for Styling |   (30 minutes) li a(href="/challenges/13", class="#{ cc[13] > 0 ? 'strikethrough' : '' }") Build a MadLibs Game |   (60 minutes) li a(href="/challenges/14", class="#{ cc[14] > 0 ? 'strikethrough' : '' }") Discover Chrome's DevTools |   (90 minutes) li a(href="/challenges/15", class="#{ cc[15] > 0 ? 'strikethrough' : '' }") Tackle jQuery Exercises |   (60 minutes) li a(href="/challenges/16", class="#{ cc[16] > 0 ? 'strikethrough' : '' }") Customize Bootstrap |   (10 minutes) li a(href="/challenges/17", class="#{ cc[17] > 0 ? 'strikethrough' : '' }") Inject Animation into CSS |   (15 minutes) li a(href="/challenges/18", class="#{ cc[18] > 0 ? 'strikethrough' : '' }") Learn Basic Computer Science |   (120 minutes) li a(href="/challenges/19", class="#{ cc[19] > 0 ? 'strikethrough' : '' }") Learn Loops |   (120 minutes) li a(href="/challenges/20", class="#{ cc[20] > 0 ? 'strikethrough' : '' }") Learn Computer Hardware |   (120 minutes) li a(href="/challenges/21", class="#{ cc[21] > 0 ? 'strikethrough' : '' }") Learn Computer Networking |   (120 minutes) li a(href="/challenges/22", class="#{ cc[22] > 0 ? 'strikethrough' : '' }") Learn Boolean Logic |   (120 minutes) li a(href="/challenges/23", class="#{ cc[23] > 0 ? 'strikethrough' : '' }") Learn Computer Security |   (120 minutes) li a(href="/challenges/24", class="#{ cc[24] > 0 ? 'strikethrough' : '' }") Build an Adventure Game |   (60 minutes) li a(href="/challenges/25", class="#{ cc[25] > 0 ? 'strikethrough' : '' }") Build Rock Paper Scissors |   (60 minutes) li a(href="/challenges/26", class="#{ cc[26] > 0 ? 'strikethrough' : '' }") Learn JavaScript For Loops |   (60 minutes) li a(href="/challenges/27", class="#{ cc[27] > 0 ? 'strikethrough' : '' }") Learn JavaScript While Loops |   (60 minutes) li a(href="/challenges/28", class="#{ cc[28] > 0 ? 'strikethrough' : '' }") Learn Control Flow |   (60 minutes) li a(href="/challenges/29", class="#{ cc[29] > 0 ? 'strikethrough' : '' }") Build a Contact List |   (60 minutes) li a(href="/challenges/30", class="#{ cc[30] > 0 ? 'strikethrough' : '' }") Build an Address Book |   (60 minutes) li a(href="/challenges/31", class="#{ cc[31] > 0 ? 'strikethrough' : '' }") Build a Cash Register |   (60 minutes) li a(href="/challenges/32", class="#{ cc[32] > 0 ? 'strikethrough' : '' }") Get Help the Hacker Way |   (30 minutes) li a(href="/challenges/33", class="#{ cc[33] > 0 ? 'strikethrough' : '' }") Learn Regular Expressions |   (60 minutes) li a(href="/challenges/34", class="#{ cc[34] > 0 ? 'strikethrough' : '' }") Start Pair Program on Coderbyte |   (60 minutes) li a(href="/challenges/35", class="#{ cc[35] > 0 ? 'strikethrough' : '' }") Learn Relational Database Theory |   (30 minutes) li a(href="/challenges/36", class="#{ cc[36] > 0 ? 'strikethrough' : '' }") Pair Program to Query SQL pt 1 |   (90 minutes) li a(href="/challenges/37", class="#{ cc[37] > 0 ? 'strikethrough' : '' }") Pair Program to Query SQL pt 2 |   (60 minutes) li a(href="/challenges/38", class="#{ cc[38] > 0 ? 'strikethrough' : '' }") Pair Program to modify SQL pt 1 |   (90 minutes) li a(href="/challenges/39", class="#{ cc[39] > 0 ? 'strikethrough' : '' }") Pair Program to modify SQL pt 2 |   (60 minutes) li a(href="/challenges/40", class="#{ cc[40] > 0 ? 'strikethrough' : '' }") Learn JSON |   (30 minutes) li a(href="/challenges/41", class="#{ cc[41] > 0 ? 'strikethrough' : '' }") Manage Source Code with Git |   (30 minutes) li a(href="/challenges/42", class="#{ cc[42] > 0 ? 'strikethrough' : '' }") Get Started with Node.js |   (45 minutes) li a(href="/challenges/43", class="#{ cc[43] > 0 ? 'strikethrough' : '' }") Try Node.js Events |   (45 minutes) li a(href="/challenges/44", class="#{ cc[44] > 0 ? 'strikethrough' : '' }") Try Node.js Streams |   (45 minutes) li a(href="/challenges/45", class="#{ cc[45] > 0 ? 'strikethrough' : '' }") Learn how Node.js Modules Work |   (45 minutes) li a(href="/challenges/46", class="#{ cc[46] > 0 ? 'strikethrough' : '' }") Start an Express.js Server |   (45 minutes) li a(href="/challenges/47", class="#{ cc[47] > 0 ? 'strikethrough' : '' }") Use Socket.io |   (45 minutes) li a(href="/challenges/48", class="#{ cc[48] > 0 ? 'strikethrough' : '' }") Use Redis to Persist Data |   (45 minutes) li a(href="/challenges/49", class="#{ cc[49] > 0 ? 'strikethrough' : '' }") Dive Deeper into Express.js |   (45 minutes) li a(href="/challenges/50", class="#{ cc[50] > 0 ? 'strikethrough' : '' }") Set up Express.js Middleware |   (45 minutes) li a(href="/challenges/51", class="#{ cc[51] > 0 ? 'strikethrough' : '' }") Take Advantage of Parameters |   (45 minutes) li a(href="/challenges/52", class="#{ cc[52] > 0 ? 'strikethrough' : '' }") Add the Body Parser |   (45 minutes) li a(href="/challenges/53", class="#{ cc[53] > 0 ? 'strikethrough' : '' }") Configure Routes in Express.js |   (45 minutes) li a(href="/challenges/54", class="#{ cc[54] > 0 ? 'strikethrough' : '' }") Try MongoDB |   (30 minutes) li a(href="/challenges/55", class="#{ cc[55] > 0 ? 'strikethrough' : '' }") Get Started with Angular.js |   (45 minutes) li a(href="/challenges/56", class="#{ cc[56] > 0 ? 'strikethrough' : '' }") Apply Angular.js Directives |   (45 minutes) li a(href="/challenges/57", class="#{ cc[57] > 0 ? 'strikethrough' : '' }") Power Forms with Angular.js |   (45 minutes) li a(href="/challenges/58", class="#{ cc[58] > 0 ? 'strikethrough' : '' }") Customize Angular.js Directives |   (45 minutes) li a(href="/challenges/59", class="#{ cc[59] > 0 ? 'strikethrough' : '' }") Create Angular.js Services |   (45 minutes) a.btn.btn-primary.disabled(href="/done-with-first-100-hours") I've finished all Free Code Camp challenges and all the Easy and Medium CoderByte Challenges