This book uses numerous unposed photographs of children and teachers in typical day care, nursery school, Head Start, and kindergarten situations to illustrate key principles of developmentally appropriate preschool practice. Sections of the book depict and describe: (1) characteristics of good teachers; (2) the beginning of the school day; (3) breakfast or an early snack; (4) group meeting time; (5) music; (6) transition; (7) the room set-up; (8) play time; (9) observation and recording of children's appearance and behavior; (10) discipline; (11) language in a print-rich environment; (12) outdoor activities; (13) self-help and help from adults during routines; (14) lunch; (15) cleanup; (16) nap time; and (17) late afternoon and early evening activities. Supplementary pages provide references for further reading and information about the National Association for the Education of Young Children. (RH)