本研究旨在探討結合WebQuest與未來問題解決模式之教學方案於國小英語學習領域以提昇學生未來想像能力以及英語學習表現之效益。本研究採行動研究取向，以研究者任教之國小五年級12位學生為研究對象，進行「搶救生物多樣性」主題英語教學活動。本研究以想像力測驗、學習投入量表、期中評量、綜合測驗、未來問題解決學習單、最終成品取得量化資料，進行前後測的平均數差異比較及測驗表現分析；並輔以網路討論紀錄及訪談紀錄等質性資料的蒐集與分析。研究發現：一、學生在完成任務中有堅持、注意力及參與的行為投入;二、學生的英文閱讀及書寫能力提升;三、學生的未來想像能力提升 The goals of the study were (a) to develop an English instructional program with WebQuest and future problem solving for elementary school students (b) to explore the effectiveness of this program on students’ English learning achievement (c) to explore the effectiveness of this program on students’ future imagination (d) to reflect on carrying out the project for professional growth. The topic of the instructional program was ”Saving Biodiversity” and the action research approach was adopted for study. The quantitative and qualitative analyses were both used in this research. The quantitative data were collected via the pre-test and post-test of imagination test and the performances on the engagement scale, midterm exam, multiple test, the worksheet of future problem solving and the final product . The qualitative data were collected via the discussing record, worksheets, online documents, e-mail, teaching record and interview with students.The results of this research are as follows:A. The students had behavioral engagement (persistence, attention, participation) while completing the task.B. The students learn more vocabularies after the project.C. The students learn the reading strategy and their English reading ability was improved after the project.D. The students’ English writing ability was improved after the project.E .The students’ capacity of future imagination was improved after the project.Regarding the research results and reflection, suggestions about teaching practice and future research were discussed.