Let’s say you’re a parent helping a Grade 1 child with their math, and they’re subtracting eight from 17, using small items — counters — like Smarties, multicoloured Rocket candies or Lego pieces. The ...

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Let's say you're a parent helping a Grade 1 child with their math, and they're subtracting eight from 17, using small items — counters — like Smarties, multicoloured Rocket candies or Lego pieces. The ...