Become familiar with the pub- lie and private agencies in the community that are concerned with the study and development of human welfare through bet- ter nutrition. Instructional Materials The numbers below refer to instructional materials listed in "Part Three" of this guide. Materials for Teacher Books: 1, 14, 23 Materials for Pupils Books: 47, 52, 56, 65, 67, 88 Bulletins: 99, 100, 101, 102, 103, 104 Audio-Visual Aids: Charts: 128, 131, 133 Films: 139, 146, 148