These Robot Fish Happily Respond When You Tap On the Aquarium's Glass

As kids we were all taught that you shouldn't tap on aquarium glass because it's (supposedly) deafening to the fish inside. But the next-generation of Hexbug's Aquabots actually encourage this behavior, coming to life when you tap on the bowl, or by simply running your fingers through the water. » 2/13/14 3:40pm 2/13/14 3:40pm