About this resource:
noticing that single-digit numbers can be separate lexical items or merged into other signs (numeral incorporation) such as those for ages (for example, 5-YEARS-OLD) or adverbs of time (for example, 3-WEEKS-AGO) or pronouns (WE3, WE4)
About this record:
http://rdf.australiancurriculum.edu.au/elements/2018/05/13b0d813-6e39-4da4-8ab9-820db7b782ae.rdf