To master our specific environment, we must let go of universal potential.
Chapter 1

The superpower of the growing brain

Chapter 2

Learning through play and fearlessness

Chapter 3

The social secret of baby talk

Chapter 4

Unlocking the adult brain's hidden advantages

Ch 1 · The superpower of the growing brain
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duolingo Language mapping and brain development in bilingual children

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duolingo Anatomical differences help young children mimic foreign accents with ease

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The superpower of the growing brain
BETA

duolingo Match speech sounds to discover how the growing brain absorbs new languages effortlessly.

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duolingo Physical Accent Advantage

Flexible speech maps (flexible speech maps), Shape the tongue and lips with ease.

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The magic window of the critical period

duolingo Under the Critical Period Hypothesis, rapid neuroplasticity builds childhood neural pathways that naturally slow down as we age.

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Quiz

Who proposed the Critical Period Hypothesis in 1967?

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Quiz

What brain characteristic allows children to build new neural pathways rapidly?

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To master our specific environment, we must let go of universal potential.

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Synaptic pruning and the loss of sounds

duolingo Synaptic pruning deletes neural pathways for unfamiliar sounds by twelve months.

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Quiz

What is the biological process that eliminates unused neural pathways in a child's brain?

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Quiz

According to research, infants under what age can distinguish all 800 phonemes used in human languages?

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Fun Fact

Baby brain power: Newborn babies can distinguish their mother's native language from a foreign language just hours after birth by recognizing its rhythmic patterns.

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Quiz

In which part of the brain do bilingual children store their languages?

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Quiz

Which brain scanning technology revealed that bilingual children store languages in a single region?

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Glossary
neuroplasticity (noun)
The ability of the brain to adapt and reorganize its structure in response to learning or experience. In a 2012 Lund University study, intensive language training physically grew the brains of Swedish military recruits.

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Quiz

How does a child's larynx differ physically from an adult's, aiding early sound mimicry?

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Quiz

Around what age do a child's speech motor habits typically become set, making native accents harder to acquire?

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Gossip

Which language superpower would you want?

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