
Warning signs
If any of the following are observed, speech-language screening is recommended.
These are “red flags” for a speech and/or language disorder.
12 Months
Does not point
Does not gesture – such as waving or clapping
Has limited or no babbling
18 Months
Does not respond to “no” or “bye-bye”
Does not use at least 10 words consistently
Does not discriminate between sounds well – such as ball/doll
24 Months
Less than 50% intelligible
Does not use at least six consonant sounds
Does not follow simple directions
Does not imitate names of familiar objects
Has a vocabulary of less than 50 words
Relies on gestures and grunting to communicate
No two-word meaningful phrases
36 Months
Deleting consonants at the end of words and/or beginning of words
Less than 75% intelligible – strangers can’t understand child
Has not mastered the following sounds: p, m, h, n, and w
Not using three-word phrases
Difficulty understanding and therefore answering a variety of questions
48 Months
Less than 100% intelligible
Has not mastered the following sounds: b, k, g, d, f, and y
Does not answer “wh” questions
Not using complete sentences and/or able to carry on simple conversations
Other Behaviors to Consider
Picky eater and/or gags on certain foods
Has difficulty with transitions
Demonstrates repetitive and/or odd behaviors
Shows no interest in communicating
Drools excessively
Stutters more consistently and for more than six months
Limited eye contact
Skips a major milestone
Doesn’t appear to hear and/or understand
Limited body awareness