Oyako de Science (Learning about science with parents): Developing an Educational Program for Scientific Experiments Using Cell Phones. - Jun Nakahara; Etsuji Yamaguchi; Toshihisa Nishimori; Toshio Mochizuki; Mai Nakano; Yutaka Furuta; Seiji Sekine; Junichi Ofusa; Yuhei Yamauchi (WMTE, 2006)