Thursday, February 28, 2013

Human Computer Interaction

INF420H: Human Computer Interaction Assignment 2
Question 1
In designing for children, people tend to assume that kids atomic number 18 creative, intelligent, and satisfactory of great things if they are given good tools and support. However, they may be at a disadvantage, because they no longer remember the visible and cognitive differences of being a child. (Bruckman & Bandlow, 2002) Lazar, 2007,

lists 3 aspects of childrens style that differentiate them from adult users both physically and cognitively. These 3 aspects of a childs behavior or development that are overlooked by designers are: 1) Childrens information impact and motor skills, specifically relating to their difficulties contracting small targets with a mouse. 2) Childrens inquisitive and browsing skills largely due to the fact that they have barrier with spelling, typing, navigating and composing queries. 3) How children prefer to find things because children deficiency the ability to select content on their own.

In this essay, I will rationalise what each of the 3 aspects of childrens behavior, listed above, involves. I will similarly delve into why it is important to take these 3 aspects into report card when designing for children. Lastly, we will look at how the problems associated with them can be addressed. A.

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What do the aspects of childrens behaviour or development entail?

A1. Childrens information sufficeing and motor skills Young children process information more slowly than adults, and this affects their motor skills. Information bear on speed increases exponentially with age. (Lazar, 2007) In their early years (27 years), childrens attention spans are limited, they have limited schooling skills, and they usually have difficulty operating a keyboard and mouse, in particular when selecting and clicking targets, causing them to click inaccurately. (Meiselwitz, Wentz & Lazar, 2010) These poor motor skills affects the speed at which young children can adjust their movements and especially impacts on their...

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