| LEGO Robot Programming Exercise Support for Problem Solving Learning with Game Strategy Planning Tools | 1 | 0.41 | 2007 |
| Japanese Learning System for Native Chinese Speakers focusing on Differences between Chinese and Japanese | 0 | 0.34 | 2006 |
| Operation-Style Answering in Multimedia Testing System DrilLs-M for Kanji Letter Shape Learning | 3 | 0.60 | 2005 |
| Development of virtual learning environment for discovery learning in school education | 4 | 1.13 | 2002 |
