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Johnston, Callum B. – Early Child Development and Care, 1997
Used a pretest-posttest control group design to study the effects of interactive storybook software on the verbal development of 60 kindergarteners from low income families. Found that, for the 25 children who interacted with the software a minimum of 300 minutes over 7 weeks, there was a significant increase in verbal ability. (Author/KB)
Descriptors: Books, Childrens Literature, Computer Uses in Education, Courseware

Lyytinen, Paula; And Others – Early Child Development and Care, 1996
Examined continuity in 94 children's vocalization and language development. Acquired data from parent reports of children's vocal and lexical development from 14 to 18 months, and from language development scales administered at 18 months. Found that early vocalizers comprehended and produced more words and suffixes than late vocalizers, and that…
Descriptors: Individual Development, Infants, Information Sources, Language Acquisition