To expand our understanding of script-general and script-specific principles in the learning of letter names, we examined how three characteristics of alphabet letters -- their frequency in printed materials, order in the alphabet, and visual similarity to other letters -- relate to children's letter-name knowledge in four languages with three…

Forty kindergarten children were randomly assigned to four conditions to investigate the influence of criterion level on the discrimination of highly confusable letters in beginning reading. Half the subjects were exposed to simultaneous, and half to successive discriminations. The groups were equally divided as to criterion level, i.e., four vs.…