A Montessori-inspired, IB-guided school in Medan — combining California state learning standards with 21st-century skills for Preschool through Middle School.
A carefully designed learning ecosystem that balances academic rigor with emotional well-being and creative expression.
We combine a Montessori-inspired Early Years curriculum with California state learning standards and IB-inspired, inquiry-driven learning — preparing students for success in Indonesia and beyond.
Learning should feel like joy, not a chore. Every day here is designed to spark delight.
Students ask, discover, and construct their own understanding — not memorize.
English and Indonesian developed side-by-side from Preschool onwards.
From your child's first Montessori lesson at Preschool to their final Middle School graduation — every stage thoughtfully designed for joy and mastery.
A fresh start for our Preschool, Kindergarten, Elementary, and Middle School students.
Come experience the Rainbow School of Joy difference first-hand.
Middle School students present their project-based learning outcomes.
A joyful week of stories, songs, and sensory play in our Preschool and Kindergarten.
Our Grade 4-6 students demonstrate real 21st-century science.
Over 6+ clubs and extracurriculars to explore, create, and excel.
Middle School students produce written journalism, video stories, and media projects — real 21st-century communication skills.
Aquatic program integrated into Kindergarten and Elementary PE — water confidence, safety, and stroke technique.
Gentle movement and breathing practices woven into our Early Years program for balance, focus, and well-being.
Student-led clubs covering coding, chess, debate, photography, robotics, and more — following our learners' own curiosities.
Students sharpen critical thinking through Mathematics, Science, and Language Arts competitions at local, national, and international levels.
A hands-on cooking program where students learn nutrition, kitchen skills, and cultural dishes from around the world.
Class of 2026 commencement. Congratulations to our graduating students!
A celebration of student creativity through music, dance, and visual arts.
Passionate, experienced, and deeply committed to every student's success.
