Analysis of the use of the connective "but" by 3- to 9-year-olds indicated that all most commonly used the word to signal semantic relationships and for pragmatic functions. Younger children most frequently used "but" when causal or precausal relationships existed, and older children used "but" more to encode complex contrast. (Author/CB)

Analysis of the babbling of five infants indicated that between 14 and 40 percent of utterances recurred in particular contexts with a greater than expected frequency, suggesting that babbling is not entirely random but contains consistent sound-meaning relationships that are not adult-modeled. (Author/CB)