Bluestone is co-curricular activities include student project activities carried on outside the regular course of study; activities outside as extra class actvities.

Bluestone adalah program kokulikuler dimana membangun komunitas di sekolah dengan melakukan project sederhana seperti pemilahan sampah dan dijual ke bank sampah, mengolah sampah organik menjadi biowash, kulit telur menjadi syrup dan Buah Mangrove yaitu Nyirih menjadi Body scrub dan melakukan aksi clean up day berkerjasama dengan Sahabat Laut Indonesia dan WCD.

Students when engaged with Bluestone activities can acquire leadership qualities, and communication skills, improve their problem-solving ability, and gain knowledge of various fields.