Provides a brief synopsis of activities offered during a winter ecology course developed for middle school students and their parents. Activities included snowfield studies, building snow shelters, acid precipitation testing, animal tracking, and bird banding. Parent/child evaluation indicated course was successful. (JN)

The learning experiences at field trip sites are enhanced by introducing certain class experiences before arrival at the site. A course is outlined which teaches teachers to devise curricular materials to make full use of their opportunity. (RE)