NOTE: Before purchasing, check with your instructor to ensure you select the correct ISBN. Several versions of Pearson's MyLab & Mastering products exist for each title, and registrations are not transferable. To register for and use Pearson's MyLab & Mastering products, you may also need a Course ID, which your instructor will provide. Used books, rentals, and purchases made outside of Pearson If purchasing or renting from companies other than Pearson, the access codes for Pearson's MyLab & Mastering products may not be included, may be incorrect, or may be previously redeemed. Check with the seller before completing your purchase. Discovering the Lifespan provides a broad overview of the field of human development and features a strong balance of research and application. In a unique departure from traditional lifespan development texts, each chapter is divided into three modules, and in turn, each module is divided into several smaller sections. Consequently, students encounter material in smaller, more manageable chunks that optimize learning.