The ubiquitous use of smartphones has brought enormous changes to our everyday life. Many applications, that explore the ever-increasing capabilities of mobile devices, have been designed to make our life easier, facilitating the completion of numerous tasks, stimulating social relationships by connecting people in remote locations, promoting behavior changes, and entertaining us. However, ther...

As more and more computers are embedded in our living spaces, appropriate techniques for interacting with these devices become increasingly important. We currently lack design principles to make such information appliances simple, entertaining, and attractive for ordinary, non-technology oriented users. We are currently developing gestural interaction techniques using everyday objects like plus...

This paper describes Viktoria, an entertaining interactive guide on the Web that informs visitors about the Viktoria Research Institute. By applying the models of communication used in the well-known Eliza program, it expresses emotional states and communicates by using natural language. It has enhanced functionality compared to Eliza in that it has the ability to associate and remember the sub...

In this paper, we present an underwater exploration game called Wave Touch, designed specifically for a category of devices known as, interactive tabletops. The game provides users with a fun way to learn about important historical artifacts. An emphasis is placed on making Wave Touch entertaining to the user, a goal which is satisfied through the use of interactive tabletops and realistic wate...