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The American CDI

Users of these norms for English should cite Dale, P. S., and Fenson, L. (1996). Lexical development norms for young children. Behavioral Research Methods, Instruments, & Computers, 28, 125-127.

Users of norms for other languages should cite the publication specified on the introductory page for the language in question.

American - Words & Gestures

The American Cross-sectional CDI studies:
Words & Gesturess
vocabulary checklists includes 396 items
Age 8 – 16 months
Study includes 659 children

Lasted Updated Marts 2013 - Copyrights and Disclaimers