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2 Spatial ability and knowledge representation concepts Spatial ability and associated skills are critical to effective navigation of both real and virtual environments. It is defined as cognitive processing involved in “representing, generating, and recalling symbolic, non-linguistic information” (Linn & Petersen, 1985, p. 1482). Spatial ability consists of spatial perception (orientation to one’s own body), mental rotation (the ability to mentally rotate 2-dimensional or 3-dimensional objects), and spatial visualization (complex multi-step spatial processing to create a mental representation of an object).

A very dear friend of mine, Teresa, had lost all hope today. She is a Christian who has sought the Lord for answers, She has been unafraid of her faith. She has conservative principals and despite having a despicible character as father of her daughter, Lauren she has always tried to do the right thing, following in the path of the Lord. Teresa was recently hospitalized (emotional health) and she has tried for 13 years now in hopes of making a family with Rocky, Laren's father. Rocky visited her in-patient and led her to belive that they would be able...