Middle School & High School Teacher

Melissa Treddinick

Hello, I am Melissa Tredinnick, and I come from Woolgoolga on the north coast of New South Wales, Australia. I am very excited to join the team at Sekolah Buin Batu to share my passion for Individuals and Societies, specialising in the teaching of Business Management. I have a Bachelor of Education degree from Newcastle …

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Endah Fajar

Hello everyone, I am Endah Fajarwati. I am currently the mathematics Highschool teacher.  I got my bachelor degree from Jakarta State University, majoring in Mathematics Education. I am a passionate mathematics teacher with more than 15 years of experience in Secondary and Primary environments. Apart from having taught as a public school teacher (SMP 275 …

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Maria Endah Widyaningsih

Hi, hello everyone! Greetings to meet you on our website. My name is Maria Endah Widyaningsih, and you can call me Maria or Endah. I am very blessed to be able to join and teach at this amazing SBB as a Social Studies teacher. Students here are very enthusiastic in learning using their own learning …

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Friska Mahdalena Girsang

My name is Friska Mahdalena Girsang, but you can call me Friska. Teaching isn’t just a job to me—it’s my greatest source of joy and passion in life. I’m honored to teach MYP Standard/Extended Mathematics (Year 6, 7, 8, and 9) at Sekolah Buin Batu. My journey in education has been quite different from my …

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Sanjana Berry

My name is Sanjana Berry and I am from India. My journey of being an educator began five years ago as a Fellow at Teach for India (TFI). My unique experience at TFI built the foundation for my passion and interest in education. I decided to pursue a career in it and went on to …

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Elizabeth Hubo Baladhay

My name is Elizabeth Baladhay and I am the Biology, Chemistry, and Physics teacher of SBB. I was born and raised in the Philippines but I considered Indonesia as my second home after  nine years working here as a teacher. My academic background is Chemistry and Education major in Mathematics. I have two masters, Diploma …

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Lalu Wiradana Kusuma

Hello, my name is Lalu Wiradana Kusuma. You may call me Wira or Dana. I come from central Lombok, West Nusa Tenggara and live in Labulia. I graduated from Mataram University in the end of 2011. I studied in the Faculty of Teacher Training and Education, in the English department. I have been working for …

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Aprilia Rumahorbo

Hello everyone! My name is Aprilia Rumahorbo, but you can call me April.  I am originated from Samosir, North Sumatra.  Dogs, swimming, traveling, sunsets, and the sea are some of my favorite joyful things in life. As for my profession, I am a trained Economics and Accounting teacher, as I got my Bachelor’s degree in …

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Leni

Hello, I’m Leni. My name often sparks curiosity because I don’t have a last name or family name attached to it. As an Indonesian Language and Literature teacher at SBB, I find joy in unraveling the beauty of my native tongue to eager minds. Hailing from Polewali Mandar in West Sulawesi, my journey into education …

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