Copyright © 2017, Jurnal Pendidikan IPA Veteran JURNAL PENDIDIKAN IPA VETERAN Volume 1 – Nomor 1, 2017 Available online at JIPVA website: http://e-journal.ivet.ac.id/index.php/jipva email: jipva.veteran@gmail.com PENGARUH OUTDOOR LEARNING PADA MODEL DISCOVERY LEARNING TERHADAP HASIL BELAJAR SISWA MATERI PENCEMARAN LINGKUNGAN Rahmawati Laksita P 1 , Endah Rita Sulistya Dewi 2 , Atip Nurwahyunani 3 1,2,3 Prodi Pendidikan Biologi, FPMIPATI, Universitas PGRI Semarang Jl. Dr.Cipto Sidodadi Timur No 24 Semarang- Indonesia laksitaprabasini7@gmail.com ABSTRAK Penelitian ini bertujuan untuk mengetahui pengaruh pembelajaran Outdoor learning pada model Discovery learning terhadap hasil belajar siswa kelas X pada materi pencemaran lingkungan. Populasi penelitian yang digunakan yaitu kelas X MIPA SMA Negeri 1 Tahunan Jepara. Sampel yang digunakan yaitu kelas X MIA 3 dan kelas X MIA 1 sebagai kelas kontrol. Teknik sampling menggunakan cluster random sampling dan metode yang digunakan quasi eksperimental design dengan desain penelitian nonequivalent control group design. Hasil analisis data menujukan perbedaan yang signifikan antara nilai rata-rata posttest kelas eksperimen dengan kelas control dengan t hitung >t tabel . Kata Kunci : Pembelajaran Outdoor learning, Discovery learning, Pemahaman Konsep, Hasil Belajar, Pencemaran Lingkungan. THE EFFECT OF THE OUTDOOR LEARNING INTEGRATED DISCOVERY LEARNING MODEL OF OUTCOMES AND CONCEPT UNDERSTANDING FOR ENVIRONMENT POLLUTION SUBJECT ABSTRACT This reseach aims is to understanding the effect of outdoor learning integrated discovery learning model of concept understand and outcomes of class X students implemented of environment pollution material. The population of this research are the student of SMA N 1 Tahunan Jepara. The sample consist of X class of 3 MIA for experiment class and X class of MIA 1 for control class. This study used cluster random sampling technique. This reseach used cluster random sampling technique to take of sample. The desaign of this research was Quasi Experimental with Nonequivalent control Group Design. The result of T test of pretest is not real difference. While, the T test of postest result is good effected of cognitif outcomes and concepts understanding. The data obtained is t count 2.891, t table 1.67 and t count 5.548, t table 1.67, accordingly, both of them accepted. The data show t count ≥t table . Its mean the data is significant. Keywords : Outdoor learning, Discovery learning, concept understanding, learning outcomes , environtment pollution subject