This document is the Spanish-language version of a resource guide for the care of infants and toddlers. It is designed for childcare providers who are interested in furthering their professional growth but who do not have access to inservice courses. The guide can also be used as a primary or supplementary text for childcare training courses, and provides information and suggestions in an easy-to-follow format. Following an introduction, chapters 1 and 2 describe the process for preparing to bring an infant into a family day care home for the first time, and contain tips on baby-proofing the home, and on meeting infants' needs. Chapter 3 outlines the basic pattern in the development of babies and contains suggestions for activities to encourage the physical, language, cognitive, and emotional development of babies. Common infant and toddler behaviors are described in chapter 4. Chapter 5 covers nutrition and feeding, and chapter 6 discusses health, safety, and first aid. Chapters 7 and 8 focus on the professional childcare provider, the business aspects of being a provider, and partnerships between providers and parents. Common health problems are listed in the appendix. Contains 29 references. (HTH)