Hands on: Fuhu’s new Square HD kids’ action camera uses a smartphone as a viewfinder

Fuhu, the makers of the nabi tablets for kids, on Friday expanded further into the action camera line with the latest version of the nabi Square HD, a $169 cube that will probably remind you of the first-generation GoPro Hero. Although it’s designed to be kid-resistant—waterproof to 30 feet, droppable 6 to 8 feet, and stored