A bright, science-minded boy goes to the beach equipped to collect and examine flotsam-anything floating that has been washed ashore. But there's no way he could have prepared for one particular discovery: a barnacle-encrusted underwater camera, with its own secrets to share . . .

A bright, science-minded boy goes to the beach equipped to collect and examine flotsam-anything floating that has been washed ashore. But there's no way he could have prepared for one particular discovery: a barnacle-encrusted underwater camera, with its own secrets to share . . .