Here are the basic tools you need to start your Verbal Behavior Program, all at a reduced cost! Teaching Language lets you know the fundamentals of a VB Program, while the ABLLS-R assesses critical skills and provides a baseline for future instruction. Use the tally counters to count your tacts and mands, while teaching expressive and receptive language with the Language Builder and the Verb Cards. This is a great deal to get you going! Note: The set contains the Revised ABLLS.