BusinessHow to Build a New Gadget in Seven StepsA beginner’s guide to gadget makingFacebookXLinkedInEmailLinkGiftExpandIllustration by 731FacebookXLinkedInEmailLinkGiftGift this articleContact us:Provide news feedback or report an errorConfidential tip?Send a tip to our reportersSite feedback:Take our SurveyNew WindowFacebookXLinkedInEmailLinkGiftBy Sam GrobartJune 6, 2014 at 1:06 AM UTCBookmarkSaveLock This article is for subscribers only.This article is part of the June 9, 2014 issue of businessweek.Chevron Right ExpandIllustration by 731
