About this resource:
thinking of body-anchored signs, such as HEAD or WHY, and signs that are not body anchored, such as HAVE or STOP, and recognising that non-body anchored signs can be located in space around the signer
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http://rdf.australiancurriculum.edu.au/elements/2018/05/90450142-2cea-4ecb-85f7-6313f7731ae8.rdf