Approximately how many words does a typical 20-year-old adult have in
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 4 · Unlocking the adult brain's hidden advantages
duolingo
Chatter Key
BETA

duolingo Match sound patterns to discover how kids learn languages effortlessly and what adults can borrow.

1h ago

duolingo

duolingo Digital immersion bubbles replicate natural language learning environments

1h ago

duolingo

duolingo Deliberate Immersion Bubbles

Flip the switch, flip the switch, let the language fill your screen.

1h ago

duolingo
The power of metacognition and logic

duolingo Adults use metacognition and explicit learning to understand language rules that children take years to master through trial and error.

1h ago

duolingo
Quiz

What is the cognitive term for 'thinking about how you think,' which adults can use to accelerate learning?

1h ago

duolingo
Quiz

How does adult grammar acquisition differ from child acquisition?

1h ago

duolingo
Conscious strategy and prior knowledge can outpace passive exposure.

1h ago

duolingo
Harnessing the adult vocabulary database

duolingo Adults map new foreign words to fully formed concepts they already understand.

1h ago

duolingo
Quiz

Why do adults have an advantage over children when learning abstract vocabulary?

1h ago

duolingo
Quiz

Approximately how many words does a typical 20-year-old adult have in their native vocabulary database?

1h ago

duolingo
Fun Fact

Adult speed: Studies show that under intensive, identical conditions, adults actually learn grammar and vocabulary faster than young children in the first few months.

1h ago

duolingo
Quiz

What does the '+1' represent in the 'i+1' language learning formula?

1h ago

duolingo
Quiz

Who developed the 'i+1' theory of Comprehensible Input?

1h ago

duolingo
Glossary
metacognition (noun)
Awareness and analysis of one's own learning or thinking processes. In 2022, Ghent University researchers showed adults use this conscious awareness to master grammar faster than children.

1h ago

duolingo
Quiz

What strategy allows adults to recreate a child's high-density language exposure?

1h ago

duolingo
Quiz

Why are native-language subtitles recommended over translated subtitles for intermediate adult learners?

1h ago

duolingo
Gossip

Best way to learn today?

1h ago