https://optimalearning.co/courses/basics-of-personal-finance-budgeting-investments-credit/2026-05-09T06:17:37+00:00https://optimalearning.co/courses/handiwork-electrical-plumbing-repair/2026-05-09T06:17:51+00:00https://optimalearning.co/courses/history-us-history-world-history-east-asia/2026-06-13T11:11:25+00:00https://optimalearning.co/courses/literature-great-works-east-asian-literature/2026-06-13T11:13:03+00:00https://optimalearning.co/courses/how-to-run-ttrpg-games/2026-05-09T06:18:49+00:00https://optimalearning.co/courses/first-aid-medical-basics-first-aid-how-to-spot-a-heart-attack-health/2026-05-08T13:22:44+00:00https://optimalearning.co/courses/crafting-class/2026-05-09T06:18:37+00:00https://optimalearning.co/courses/leatherworking/2026-05-08T13:39:21+00:00https://optimalearning.co/courses/robotics-and-3d-printing/2026-05-08T13:43:29+00:00https://optimalearning.co/courses/art-and-painting/2026-05-08T13:51:17+00:00https://optimalearning.co/courses/music-theory-2/2026-06-13T11:29:38+00:00