Duo Pop for iPad With Pop, your kids suddenly have access to a whole new world of entertaining apps that are scientifically proven to induce something known as "fun." On your iPad, go to iTunes and download your kids' favorite Duo Pop game app. Each player or team holds a hand-held popper and whoever thinks they know the answer pops the button. 2-4 players or teams Compatible with iPad 1, iPad 2, iPad (3rd generation) - iPad sold separately