Preiss Murphy Science is a flexible and engaging series that has the ESL student in mind, utilizing accessible language, colorful photos and illustrations, and diagrams to assist in visual understanding and comprehension of the concepts presented. Each unit commences with a vocabulary list and the learning objectives to help teachers track progress. There are comprehensive activities and exercises to reinforce student comprehension of each concept. Each unit concludes with an experiment or investigation to encourage a deeper understanding of the concepts presented in the unit through discovery and application of the scientific method. A unit review is also included to help teachers evaluate the progress of each student