Abstract The present study was designed to understand how the program of Teachers¡¦ Further Education on Wednesdays (TFEW) in elementary schools was executed in Penghu; and to evaluate the execution process and the effect of the program. Including discussing the percentage of the goal achievement of the TFEW program and analyzing what the factors influencing the goal achievement of the TFEW program were. Concrete conclusions and suggestions were reached from this study, to give references to the government education institutions and schools for the future TFEW program execution. On the basis of the policy execution and evaluation, the researcher set up the execution evaluation framework and the study method. The population was all the teachers, directors, and principals in Penghu elementary schools. ¡§Questionnaire survey¡¨ was used in this study. The valid samples were 405 questionnaires. The results were analyzed statistically by means, standard devotions, frequency percentage, t-test, chi-square test, and one-way ANOVA. The results were as follow: 1. The execution of the program of Teachers¡¦ Further Education on Wednesdays (TFEW) in elementary schools was basically fine in Penghu, but it was not popular for the teachers to be involved in drawing up the plans. Attending the other schools¡¦ workshop at the same time was the main reason for teachers¡¦ absence. Accidental other activity arrangement was the biggest obstacle that influenced the program execution. Most of the topics of the various workshops were Computer and Information Technology technique. The designated topic speech was the main way of the various workshops. Most of the speakers were the teachers from the school. Most of the teachers were basically satisfied to the activity arrangement, but there were significant differences in different sex, ages, teaching years, school scales, and school locations. Most of the senior teachers liked out - school visit, but the juniors liked real practicing most. 2. The execution evaluation framework of this study included process evaluation and outcome evaluation. The process evaluation discussed the factors influencing the execution effect and the goal achievement. The outcome evaluation analyzed the percentage of the goal achievement. 3. The percentage of the goal achievement of the execution of Teachers¡¦ Further Education on Wednesdays (TFEW) in elementary schools was moderate, it was still fine. And the first (highest) of the goal achievement was to promote the teachers doing research and study automatically, and then the second was to promote the teachers professional development, the third was to satisfy the school¡¦s developmental requirements, and the last was to resolve the teaching problem. 4. The percentage of the goal achievement of the execution of Teachers¡¦ Further Education on Wednesdays (TFEW) in elementary schools varied with different ages, teaching years, positions, school scales, and school locations. 5. The main factor that influenced the percentage of the goal achievement of Teachers¡¦ Further Education on Wednesdays (TFEW) in elementary schools was the teachers who attended the workshops and the executors who planned the workshops. 6. The factors that influenced the percentage of the goal achievement of the execution of Teachers¡¦ Further Education on Wednesdays (TFEW) in elementary schools might vary with ages, educational degrees, teaching years, positions, school scales, and school locations.