... means is that children with DS develop intellectually at a much slower pace than other children who do not have a learning disability (Selikowitz, 1990). However as with all children their rate of development varies considerably, with some developing more slowly and others at a faster rate. According to Wishart (1993), the 'range of ability levels in DS children at all ages is in fact unusually wide for a learning disability of known aetiology' (Wishart, 1993:391). Such variation can be attributed to both biological and environmental factors, which will have an impact on the level of ability acquired by children with DS (Laws et al., 2000). In the past people with DS were perceived as being sub-human and labelled 'uneducable'. By the 1960's attitudes, treatment and expectations of people with DS had begun to change. Research into the condition of DS illustrated various degrees of intellectual impairment among individuals with DS, ...

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