Penggunaan Media Internet eXe-Learning Berbasis Masalah pada Materi Perubahan Lingkungan untuk Meningkatkan Hasil Belajar SiswaThe Use of Internet eXe-Learning Media Based on Problems on The Concept Environmental Change to Increase Learning ... S Azizah,E Khuzaemah,IR Lesmanawati - 《Scientiae Educat...