Speech Sound Development Chart: This would be helpful for any Speech Language Pathologist. It shows the ages at which speech sounds typically appear in the normally developing child in each position of a word.
Phonological Processes: This is a chart Speech Language Pathologists would find very helpful. It provides definitions and examples of phonological processes. It also says at what age children should outgrow these most commonly seen phonological processes.
At a Glance: What an Early Intervention Evaluation Looks At