Interventions that promote intelligence teach early teens that the brain is like a muscle that strengthens with use.This idea is designed to encourage teens to view intelligence as

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The idea that the brain is like a muscle that strengthens with use is meant to encourage the view that intelligence is changeable over time, rather than being biologically determined or distributed in a fixed curve. This is consistent with the idea of growth mindset, which emphasizes the potential for learning and development rather than fixed abilities. There is no mention or implication of the g factor in this context.

Interventions That Promote Intelligence Teach Early Teens That the Brain