Abandonware Educational Games
In the Educational genre, you may want to play Unou Kaihatsu Series 3 Hello Kitty no Machi e o-Dekake, Unou Kaihatsu Series 4 Kero Kero Keroppi no Iro Katachi, Unou Kaihatsu Series 5 Hello Kitty no Suteki na Takaramono, Unou Kaihatsu Series 6 Ahiru no Pekkle no Kazoetemiyou, Unou Kaihatsu Series 8 Dolucky no Oekaki House. Those are just suggestions, you are welcome to download any game!