Penelitian ini bertujuan untuk mengetahui kelayakan produk buku cerita bergambar berbasis potensi lokal di Pulau Derawan sebagai sumber belajar bagi siswa SMP pada klasifikasi makhluk hidup. Jenis penelitian ini adalah Research and Development (R&D) dengan desain penelitian model Borg and Gall (1983). Langkah-langkah model Borg and Gall (1983) yang digunakan pada penelitian ini yaitu penelitian dan pengumpulan data awal, perencanaan, pengembangan produk awal, uji coba produk dan revisi produk. Analisis data menggunakan pendekatan deskriptif kualitatif dan kuantitatif. Hasil pengembangan produk awal buku cerita bergambar mendapatkan nilai validasi dari ahli materi dengan rata-rata 92% (sangat layak), ahli media dengan rata-rata 91% (sangat layak), dan ahli praktisi dengan rata-rata 89% (sangat layak). Penelitian uji coba produk dilakukan di SMP Negeri 2 Pulau Derawan sebanyak 12 siswa dengan hasil rata-rata 91% (sangat layak). Rata-rata skor dari ketiga ahli dan respon siswa sebesar 90,75%. Sehingga buku cerita bergambar yang berjudul “Pesona Echinodermata di Pulau Derawan” sangat layak untuk digunakan sebagai sumber belajar siswa.

This study aimed to determine the feasibility of a picture book based on local potential of Derawan Island that was used as a learning source for the seventh grade students on the lesson of living creature classification. This was a Research and Development (R&D) study that used the Borg and Gall (1983) model. The steps of the Borg and Gall (1983) model used in this study were initial data collection and research, planning, initial product development, product trials and product revisions. Data were analysed using descriptive, qualitative quantitative approaches. The average validation scores of the initial product development from the material experts was 92% (very feasible), from the media experts was 91% (very feasible), and from the practitioners was 89% (very feasible). The product trial research was conducted at the SMP Negeri 2 Pulau Derawan with 12 students and average score from the students was 91% (very feasible). The total average score of the three experts and students responses was 90.75%. So the picture story book entitled “Pesona Echinodermata di Pulau Derawan” was very suitable to be used as a source of student learning.