The Baby and Infant Screen for Children with aUtIsm Traits (BISCUIT) is an assessment battery designed for use with toddlers between 17-37 months in age. This measure involves three components: a measure to assist with the diagnosis of autism spectrum disorders, a second measure to assess comorbid psychopathology, and a third measure to assess challenging behaviors more common to this population.
The Autism Spectrum Disorders - Child Version (ASD-C) is an assessment battery designed for use with children. This measure involves three components: a measure to assist with the diagnosis of autism spectrum disorders, a second measure to assess comorbid psychopathology, and a third measure to assess challenging behaviors more common to this population.

The Autism Spectrum Disorders - Adult Version (ASD-A) is an assessment battery designed for use with adults. This measure involves three components: a measure to assist with the diagnosis of autism spectrum disorders, a second measure to assess comorbid psychopathology, and a third measure to assess challenging behaviors more common to this population.