The APAT is a nationally-standardized auditory processing battery for identification of children who are at risk or may have Auditory Processing Disorder (APD). The test includes 10 subtests that quantify a child's performance in various areas of auditory processing.

This popular inventory is an informal, self-reporting instrument that provides the high school or college-level student with an indication of the relative strengths and weaknesses in learning through different sensory channels: auditory, visual, tactile, and kinesthetic.

Based on state and local curriculum guides, and math education tools used in schools, the CMAT is a major advance in the accurate assessment of math taught in today's schools. Contains six core subtests (addition, subtraction, multiplication, division, problem solving, and charts, tables, & graphs) and six supplemental subtests.

The Comprehensive Test of Phonological Processing (CTOPP-2) Second Edition assesses reading-related phonological processing skills. The CTOPP-2 was developed to aid in the identification of individuals from kindergarten through college who may profit from instructional activities to enhance their phonological skills.

The Comprehensive Receptive and Expressive Vocabulary Test - Third Edition (CREVT-3) is an innovative, efficient measure of both receptive and expressive oral vocabulary. It is a norm-referenced assessment tool used to identify, describe, and quantify oral vocabulary proficiency in children and adults. Specifically, it can be used to identify discrepancies between receptive and expressive oral vocabulary, document progress in oral...

CTOBS-2 provides a quick and easy way to assess basic skills in reading and arithmetic. Reading skills assessed cover letter recognition, letter sounds, blending and sequencing, decoding of common spelling patterns and more. Arithmetic skills include counting, number concepts and numerical recognition, addition/subtraction, multiplication/division, measurement concepts, fractions, decimals and percents, and more.

The CTONI-2 is a popular norm-referenced test that uses nonverbal formats to measure general intelligence of children and adults whose performance on traditional tests might be adversely affected by subtle or overt impairments involving language or motor abilities.