Abstract: Available 24/7, Education and Skills Online (ES&O), is an assessment tool based on the Program for the International Assessment of Adult Competencies (PIAAC) that provides comprehensive information on cognitive skills of literacy, numeracy, and digital problem solving, as well as background information on your learners/clients. ES&O is designed to help practitioners and administrators in both educational and workplace settings assess skills of individuals. The tool can be used to determine placement for individuals in courses or placement at any point along a career pathway. It can also be used to evaluate classes, programs, or any other group of respondents. Learn how ES&O has been implemented in small and large organizations.