The gap between what a learner can do independently and what they can achieve with guidance from a more skilled partner.
Concept by Lev Vygotsky (1930s). From Greek 'zone' (belt) + Latin 'proximalis' (nearest) + Old French 'developper' (to unfold).
The ZPD is the sweet spot for learning — it's the things you can ALMOST do on your own but need a little help to master. That's where growth happens!
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