After a premiere season that saw Grush — an IoT-enabled gaming toothbrush aimed at getting kids to brush their teeth more effectively — take home the $1 million top prize, America’s Greatest Makers is coming back for another season of bringing IoT inventors together in a head-to-head battle for a sweet cash prize. The primetime television show is produced by reality TV giant Mark Burnett, in partnership with Intel. Last season was especially exciting here at ReadWrite