LEGS system in a zoo: use of mobile phones to enhance observation of animals. - Mariko Suzuki; Itsuo Hatono; Tetsuo Ogino; Fusako Kusunoki; Hidefusa Sakamoto; Kazuhiko Sawada; Yasuhiro Hoki; Katsuya Ifuku (IDC, 2009)

Enjoyable "LEGS" system deepens children's learning in a zoo. - Mariko Suzuki; Itsuo Hatono; Tetsuo Ogino; Fusako Kusunoki; Hidefusa Sakamoto; Kazuhiko Sawada; Yasuhiro Hoki; Katsuya Ifuku; Taiji Kubo (IDC, 2010)