Holland's (1973) theory served as a basis for designing a 15-hour career development seminar for 24 undergraduate students. A Solomon four-group design (Campbell and Stanley, 1963) was employed to evaluate the effectiveness of the seminar, with the Career Maturity Inventory (Crites, 1973) serving as the dependent measure. Seminar participants…

Comprehensive work experience and vocational guidance activities were established at the middle school level and their effects on career maturity and attitudes toward school of ninth graders were tested. The project was conducted at the Bowling Green Junior High School (Kentucky) during the academic school year of 1975-76. (The school supports a…