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Portable electric devices such as mobile phones and video game consoles are becoming high performance and they are becoming ubiquitous. And a lot of people are in situations that allow for use of these applications. On one hand, it is useful for students to study out of class if they can use teaching materials at school with a portable device. And Japanese people had widely been using an abacus until the electronic digital calculator appeared recently. Even today, the abacus is used to teach math in Japanese primary schools teaching. We are developing a simulator of abacus as one of the computerizations of the teaching materials in this research.

Development of a Simulator of Abacus: Ancient Analog Calculator on a Mobile Phone as a Teaching Material