Between the ages of three months and one year, you can expect your child to coo and laugh, play with sounds, babble and begin to communicate with gestures.
Here are some of the things your baby might do as she develops language and learns to communicate in her first year:
Bates, E., Dale, P. S., & Thal, D. (1995). Individual differences and their implications for theories of language development. In P. Fletcher & B. MacWhinney (Eds.), Handbook of Child Language (pp. 96-151). Oxford: Basil Blackwell.
Fenson, L., Marchman, V. A., Thal, D. J., Dale, P. S., Reznick, J. S., & Bates, E. (2007). MacArthur-Bates Communicative Development Inventories (2nd ed.). Baltimore: Paul H. Brookes.
Flipsen, P., Jr. (2006). Measuring the intelligibility of conversational speech in children. Clinical Linguistics and Phonetics. 20, 4, 202-312.
Owens, R. E. (2001). Language development: An introduction (5th ed.). Boston: Allyn & Bacon.
McLaughlin, S. (2006). Introduction to language development (2nd ed.). San Diego: Singular.
Reilly, S., Eadie, P., Bavin, E. L., Wake, M., Prior, M., Williams, J., Bretherton, L., Barrett, Y., & Ukoumunne, O. C. (2006). Growth of infant communication between 8 and 12 months: A population study. Journal of Paediatrics and Child Health, 42, 764-770.
Roth, R. P., Speece, D. L., & Cooper, D. H. (2002). A longitudinal analysis of the connection between oral language and early reading. Journal of Educational Research, 95(5), 259-272.