Inclusion Criteria for parent/child dyads:  parent completes the SoCo CheckUp (available at https://babynavigator.com) screening at 12-18 months of age and child has a positive screen for communication delay parent completes the CSBS CQ and child falls below the 10th percentile at 12-18 months parent records and submits/uploads a home observation video at 12-18 months speaks English or Spanish at home agrees to be in the intervention study  Exclusion Criteria:  child over 18 months of age at beginning of study child shows 5 or more red flags for autism based on the home observation video scored with the SORF (Systematic Observation of Red Flags) of ASD parent/child dyad does not speak English or Spanish family lives outside of the United States parent does not agree to be video recorded as part of the study