Gain a new perspective on classroom success

With WJ IV, one testing suite provides a lifetime of solutions, from early childhood through senior assessments.

Our programs

Cognitive Abilities. Achievement. Oral Language. With WJ IV, examiners can use these three independent and co-normed batteries alone or in any combination to identify strengths and weaknesses, and help transform learning for every student. 

Woodcock-Johnson IV®
Improve outcomes with comprehensive evaluations

Designed for young children and children with cognitive delays, the ten-test ECAD® battery measures general intellectual ability, early academic skills, and expressive language skills—all in a single test easel.

WJ IV Tests of Early Cognitive and Academic Development (ECAD)®
Inform success early with dynamic assessment for your youngest learners.

Available by subscription, WIIIP® complements the WJ IV online scoring and reporting system. By providing a detailed interpretation of student performance, WIIIP offers evidence-based interventions and accommodations derived from examinee’s scores.

WJ IV™ Interpretation and Instructional Interventions Program (WIIIP)
Take the next step in scoring and reporting.
Experience our Woodcock-Johnson suite in action.