Buku Saku Keanekaragaman Hayati Hasil Inventarisasi Tumbuhan Berpotensi Tanaman Hias di Gunung Sari Singkawang

: This research aimed to create a pocket books developed from the inventory of potentially ornamental plants in Gunung Sari Singkawang and determine the feasibility of a pocket book as a learning medium of the Indonesian biodiversity matter of class X in High School. The pocket book was examined its feasibility using an instrument that was validated previously by three lecturers of Biology Education Study Program FKIP Untan. Validation of the pocket book was done by two lecturers of Biology Education Study Program FKIP Untan and five Biology teachers of high school of class X / equivalent from five different districts in Singkawang. The results of the pocket book validation was categorized into valid with a score of 3.4 and can be used as a learning medium in the Indonesian biodiversity matter of class X in High School. However, further research is necessary to obtain effective use of the pocket book as learning media in the class