The main purpose of this study was to explore the situation of experiential theories merging into the teaching of Integrative Activities Learning Area in elementary schools. Samples were taken from two classes of fourth graders at a primary school in Kaohsiung. One class of the subjects was used as the experimental group and the other class was used as the control group. Experiential theories were emerged into the Integrative Activities Learning Area teaching of the experimental group, while the control group received the traditional lecture. The courses lasted six weeks. After completion of the course, students from both groups filled up the Integrative Activities Learning Area attitude questionnaires. The research also adopted qualitative research method, which includes observation, interview, questionnaire, and document analysis. As a result, the following conclusions were obtained: 1. Students were used to thinking in one way about discussion chart¡FThey confused suspense with surprise about assessment chart¡FThey could reflect over reflection chart . 2. Students loved visiting and performance, because of fun, inter- action and challenge. 3. Discussion chart and assessment chart could be applied to formative assessment¡FReflection chart could be applied to summative assessment. 4. Understanding the member enhanced learning performance. 5. Teachers must be flexible when they merge experiential theories into Integrative Activities Learning Area teaching. 6. When students had good attitude towards group cooperation, their learning performances were fine. 7. Merging experiential theories into Integrative Activities Learning Area teaching could enhance students¡¦ attitude toward Integrative Activities Learning Area.