摘要：Penelitian awal menunjukkan bahwa Lembar Kerja Siswa yang selama ini digunakan kurang mengaktifkan siswa dan kurang memanfaatkan lingkungan sekitar siswa sebagai sumber belajar. Penelitian pengembangan ini bertujuan untuk mendiskripsikan Lembar Kerja Siswa yang digunakan di SMP Negeri 23 Purworejo,mengembangkan,dan mengukur validitas,efektivitas,serta keterterapan. Karakteristik Lembar Kerja Siswa hasil pengembangan menggunakan lingkungan sebagai sumber belajar yang mendukung materi pengelolaan lingkungan,berisikan kegiatan yang mampu meningkatkan hasil belajar,aktivitas,dan keterampilan proses,serta lebih unggul secara fisik. Lembar Kerja Siswa hasil pengembangan diuji validitasnya dan dinyatakan sangat valid oleh kedua pakar dengan hasil penilaian 84% dan siswa tuntas belajar ditunjukkan dengan 94%,100% siswa aktif dan sangat aktif,siswa terampil dan sangat terampil 98,96%. Guru dan siswa memberikan tanggapan sangat baik. Berdasarkan hasil penelitian Lembar Kerja Siswa dengan pendekatan inkuiri terbimbing valid,efektif,dan dapat diterapkan sebagai media pembelajaran.
其他摘要：Preliminary results showed that during the worksheets that enable students to use less and less about students using the environment as a learning resource. Research & development is describing worksheets used in SMP Negeri 23 Purworejo,develop existing worksheets,and measure the validity,effectiveness,and applicability. worksheets characteristics of the development using the environment as a learning resource materials that support environmental management,contains activities that can improve learning outcomes,activities,processes and skills,as well as physically superior than the previous worksheets. Worksheets development results and their validity tested expressed very valid by two experts with 84% and effective development results are shown with 94% of students pass the study,100% of students active and very active,students are skilled and highly skilled 98.96%. Teachers and students respond very well to the application of the results of the development of worksheets. Based on the results of the study concluded that biology worksheets with guided inquiry approach valid,effective,and can be applied as a medium of learning.
