
Chapter 1
The physical remodel of your gray matter
Chapter 2
The bilingual cognitive shield
Chapter 3
The mental shift of multilingual minds
Chapter 4
The lifelong journey of the neural landscape
YOUR GOAL
Master of Your brain on bilingualism
Ch 4 · The lifelong journey of the neural landscape
duolingo The Neural Landscape
Every new word rewires your mind (rewires your mind!) / Watch the pathways align (oh, they align!)

duolingo Glowing BDNF molecules sprinkle like fertilizer onto a network of growing brain cells.

duolingo Neon neural circuits illuminate the universal ear inside a dark holographic infant brain.
Fun Fact
Universal babies: Human infants can hear the difference between all 800 possible speech sounds, but their brains discard this global ability by their first birthday.
Quiz
At what age do infants typically lose the ability to distinguish non-native speech sounds?
Quiz
What is the function of the protein BDNF (Brain-Derived Neurotrophic Factor) in the brain?
Quiz
Which brain region helps adults learn grammar rules faster than young children by using advanced analytical skills?
Quiz
What surprising pattern did MIT neuroscientists find in the brains of hyperpolyglots when processing familiar languages?
Quiz
What is the name of the process where the infant brain discards unused connections to focus on native sounds?