We can sort things by colour, shape, or size.
Red things in one pile, blue in another — that's sorting by colour. You could also group big things and small things separately by size.
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Sorting means putting things that go together into groups.
Ants sort their work — some dig, some find food, some care for babies.
At a shop, foods are grouped so they are easy to find.
Animals can be grouped by where they live or what they eat.
Honeybees sort jobs — some make honey while others guard the hive.