RULES was designed primarily for Speech-Language Pathologists working with children who are unintelligible. This is a 2 part test to evaluate hard to understand children. Rules Inventory is an in-depth phonological survey for the phonological processes of: voicing/devoicing, deletion, fronting/backing, stopping, cluster reduction, and gliding. The screening test is an 8 1/2 x 11 card with 50 scoring pads. The test has been normed for 3:0-7:11 ages. The kit includes test book/manual/norming data, 10 scoring sheets; screening card/50 score pads.