108 1 10 Tim Pembina Pusat Olimpiade Primary Author mixed material 9786237769224 Yogyakarta Forum Edukasi pakar_bedah_soal_olimpiade_sains.jpg.jpg Tim Edu Penguin Primary Author mixed material 9786023438440 Jakarta Edu Penguin new_grand_master_osn_ipa.jpg.jpg Ni Ketut Lasmi Primary Author Wahyu Srigutomo Additional Author mixed material 9786231806314 Jakarta Erlangga 2024 Inroads_to_OSN_ipa_vol_1.jpg.jpg berapa warna pelangi Innerchild Illustrator Elvina Lim Kusumo Primary Author mixed material 9786022529903 Jakarta Erlangga for Kids 2018 berapa_warna_pelangi.jpg.jpg Widya Wiyata Pertama Primary Author mixed material 9786028546140 Tigaraksa Satria 2009 penemuan_dan_reka_cipta.jpg.jpg Teo-Gwan Wai Lan Primary Author Kwa Siew Hwa Additional Author mixed material 9789814027168 Singapura Marshall Cavendish 2009 My_pals_are_here_science_3B.jpg.jpg Wahyudin Primary Author mixed material 9786028225243 Jakarta Armandelta 2009 99_percobaan_sehari-hari_seri_5.jpg.jpg Wahyudin Primary Author mixed material 9786028225229 Jakarta Armandelta 2009 99_percobaan_sehari-hari_seri_3.jpg.jpg seri 2 Wahyudin Primary Author mixed material 9786028225212 Jakarta Armandelta 2009 99_percobaan_sehari-hari_seri_2.jpg.jpg Rosi Simamora Primary Author mixed material 9789792292398 Jakarta Gramedia 2011 ilmuwan_cilik_paling_keren.jpg.jpg