Field notes from parents and build logs from the TOYFORGE Indore workshop.https://toyforge.shop/en-INhttps://toyforge.shop/stories/how-the-planetary-gear-launcher-works/https://toyforge.shop/stories/how-the-planetary-gear-launcher-works/Ring gear, planet gears, sun gear — the engineering behind our planetary gear launcher, and why the mechanism makes the toy better than a simple pull-string.Tue, 28 Apr 2026 00:00:00 GMTengineeringstemdesignhttps://toyforge.shop/stories/designing-the-burr-puzzle/https://toyforge.shop/stories/designing-the-burr-puzzle/Tolerances, test prints, and the one joint that kept slipping — how we designed an interlocking burr puzzle that assembles in sequence and holds its shape.Fri, 10 Apr 2026 00:00:00 GMTdesignpuzzlescraft