♪ a, b, c, d, e, f, g ♪ h, i, j, k, l, m, n, o, p ♪ hendrick: this teacher is encouraging her children. teacher: ♪ ...y, and z ♪ now i know my abc's ♪ next time, won't you sing with me? ♪ thanks for singing along with me. hendrick: another important part of the preschool day is relaxation and naptime. why do you think these relaxing times are so important for children? young children are often under greater stress than we realize. the hurried pace of families' lives, the necessity of conforming to school routines and standards all increase the stress level for children. we can relieve that tension by helping children learn techniques for relaxation. during naptime, for example, we can reduce outside stimulation. in this classroom, the lights are off, the shades are drawn. how peaceful this room is with quiet music, rocking children, and back rubbing. we can also help our children release their tension through dance and movement activities, which alternate intense physical activity with stretching... yawning... and letting go. ok, have a good time today. ok? hendrick: why do you think p