their belongings, their businesses. one young man thought there has to be a better way. >> i've developed a new type of sand bag for salt water flood damage. i've filled to make the bag fully expand. >> that is 12-year-old payton robertson. he has designed the sandless sand bag. it's not only supposed to make carrying sand bags easier, but prepare better protection. his idea won an award and a fancy new title. the award, $25,000. the title, america's top scientist. and he's with me now. payton, good to see you. first of all, how sg this thing work? >> well, i sdwined treplaced th with polymer and salt. when dry, it's really light