First published in 1975 the first three years of life became an instant classic based on burton whites thirty seven years of observation and research this detailed guide to the month by month mental physical social and emotional development of infants and toddlers has supported and guided hundreds of thousands of parents. Most learning happens in the first 3 years the zero to three movement this is the general idea that the first three years of life are a critical period for yes the first three years are important obviously the first three years of life are an extraordinary and vital part of but to go wrong . The first three years of life book read 2 reviews from the worlds largest community for readers. The first three years of life are a period of incredible growth in all areas of a babys development learn how the earliest relationships with caregivers can promote healthy brain development how young children build social and emotional skills and ways you can support language and literacy development starting from birth