PrepU for Eliopoulos's Gerontological Nursing, 9e uses a formative and individualized approach to help students master their Nutrition course. The adaptive quizzing engine provides students with personalized quizzes that help each student learn based on demonstrated mastery, while giving instructors a window into students' and class-wide misconceptions, strengths, and weaknesses. The new edition has been fully updated in conjunction with the main text, with more than 1,000 questions added to the already robust and revised existing databank.