The glass doors opened to the sight of dozens of kids, teens, and tweens buzzing around the lobby. I instinctively scanned the room for a bar, but remembered that it was daytime, that this afternoon was meant to be wholesome. So I settled for a sugar cone stuffed with smooth ice cream. The Music Musica exhibit had lured me into the Miami Science Museum, with a toddler as cover. Once slapped with the shining, happy faces of the kids who had left their laptops to take advantage of the museum