Caleb

Math Competitions

Grade 5 (2025-2026)

OSN (Olimpiade Sains Nasional) - Jakarta - Matematika SD - Gold and The Best Theory
IJMO (International Junior Math Olympiad) - Shenzhen, China - Gold & Overall Champion
IJMO (International Junior Math Olympiad) - Shenzhen, China - Clash of Math Titans - Country Team Overall Runner Up
SMGF (Singapore Math Global Finals) - Perfect Scorer & Overall Champion
AMO (American Mathematics Olympiad) - Perfect Scorer
SEAMO (Southeast Asian Mathematical Olympiad) - Gold (Rank 1 in Indonesia)
SEAMO X (Southeast Asian Mathematical Olympiad) - Bali, Indonesia - Gold (Rank 2 Globally)
WMI (World Mathematics Invitational) Indonesia Preliminary Round - Gold (Rank 1 in Indonesia)
JISMO (Japan International Science & Mathematics Olympiad) Autumn 2025 - Mathematics - Diamond
MMT (Mustang Math Tournament) - Individual Round - Gold
MMT (Mustang Math Tournament) - Team Round - Silver
AMC 8 (American Mathematics Competition) - Distinction
KSR (Kompetisi Sains Ruangguru) - Matematika SD - Silver
PEMNAS UB (Pekan Matematika Nasional Universitas Brawijaya) - Malang - Jenjang SD - Juara Harapan 1

Grade 4 (2024-2025)

SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Math Olympiad Contest - Perfect Scorer
SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Math Master Mind - Gold
SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Overall Runner-Up
SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Clash of Math Titans - Country Team Overall Champion
SASMO (Singapore and Asian Schools Math Olympiad) - Gold
SMGF (Singapore Math Global Finals) - Gold
IJMO (International Junior Math Olympiad) - Gold (Rank 1 Globally)
AMO (American Mathematics Olympiad) - Gold
SMC (Singapore Math Challenge) - Exemplary Award
SEAMO (Southeast Asian Mathematical Olympiad) - Gold (Rank 1 in Indonesia)
SEAMO X (Southeast Asian Mathematical Olympiad) - Kuala Lumpur, Malaysia - Gold
WMI (World Mathematics Invitational) Indonesia Preliminary Round - Gold
AIMO (Asia International Mathematical Olympiad) Indonesia Trial Round - Gold
MMT (Mustang Math Tournament) - Individual Round - Gold
MMT (Mustang Math Tournament) - Relay Rodeo (Team Round) - Silver
MMT (Mustang Math Tournament) - Herding Hexes (Team Round) - Bronze
WIMO (World International Mathematical Olympiad) - Shenzhen, China - Gold
TIMO (Thailand International Mathematical Olympiad) Heat Round - Gold
HKIMO (Hong Kong International Mathematical Olympiad) Heat Round - Gold
JISMO (Japan International Science & Mathematics Olympiad) Autumn 2024 - Mathematics - Diamond
JISMO (Japan International Science & Mathematics Olympiad) Spring 2025 - Mathematics - Diamond
AMC 8 (American Mathematics Competition) - Achievement
MEMO (Mentari Mathematics Olympiad) - Gold
KSR (Kompetisi Sains Ruangguru) - Matematika SD - Bronze

Grade 3 (2023-2024)

SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Math Olympiad Contest - Gold (Rank 1 Globally)
SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Math Warriors (Team-based) - Bronze
SIMOC (Singapore International Math Olympiad Challenge) - Singapore - Clash of Math Titans - Country Team Overall Champion
SASMO (Singapore and Asian Schools Math Olympiad) - Gold
SMGF (Singapore Math Global Finals) - Perfect Scorer & Overall Runner-Up
AMO (American Mathematics Olympiad) - Perfect Scorer
IJMO (International Junior Math Olympiad) - Bali, Indonesia - Gold & Overall Champion
SEAMO (Southeast Asian Mathematical Olympiad) - Gold (Rank 1 in Indonesia)
WMI (World Mathematics Invitational) Indonesia Preliminary Round - Gold (Rank 1 in Indonesia)
AIMO (Asia International Mathematical Olympiad) Indonesia Trial Round - Gold (Rank 1 in Indonesia)
HXC (Hua Xia Cup) China Mathematical Olympiad Trial Round - Gold
HXC (Hua Xia Cup) China Mathematical Olympiad Final Round - Gold & Outstanding Award (Top 10 Globally)
Mathlympics - Gold
TIMO (Thailand International Mathematical Olympiad) Heat Round - Gold
TIMO (Thailand International Mathematical Olympiad) Final Round - Gold
Big Bay Bei Mathematical Olympiad Heat Round - Gold
Big Bay Bei Mathematical Olympiad Final Round - Gold
HKIMO (Hong Kong International Mathematical Olympiad) Heat Round - Gold
HKIMO (Hong Kong International Mathematical Olympiad) Final Round - Gold
JISMO (Japan International Science & Mathematics Olympiad) Autumn 2023 - Mathematics - Diamond
JISMO (Japan International Science & Mathematics Olympiad) Spring 2024 - Mathematics - Diamond
MWB (Mathematics Without Borders) Round 2 - Gold
MWB (Mathematics Without Borders) Semifinal Round - Gold
MWB (Mathematics Without Borders) Final Round - Gold
AMO (Asia Mathematics Olympics) - Gold
AMC 8 (American Mathematics Competition) - Achievement & First Place
IMC (International Math Challenge) - Gold Top 8
IKMC (International Kangaroo Mathematics Contest) - Gold (Rank 2 in Indonesia)
IMAS (International Mathematics Assessments for Schools) Round 1 - High Distinction
IMAS (International Mathematics Assessments for Schools) Round 2 - Gold (Rank 1 in Indonesia)
Komodo Math Competition - Gold & Third Place Winner
MEMO (Mentari Mathematics Olympiad) - Gold & Second Place Winner
KMSI 8 (Kompetisi Matematika & Sains Indonesia) - Matematika SD - Gold
KSR (Kompetisi Sains Ruangguru) - Matematika SD - Silver
DrCT (Design Thinking with Robotics & Computational Thinking) - Bronze
NKLC (National Kids Logic Competition) - Silver

Grade 2 (2022-2023)

SMC (Singapore Math Competition) - Perfect Scorer
SMGF (Singa Math Global Finals) - Gold
AMO (American Mathematics Olympiad) - Gold
SASMO (Singapore and Asian Schools Math Olympiad) - Perfect Scorer
SEAMO (Southeast Asian Mathematical Olympiad) - Gold (Rank 1 in Indonesia)
SEAMO X (Southeast Asian Mathematical Olympiad) - Gold (Rank 1 Globally)
WMI (World Mathematics Invitational) Indonesia Preliminary Round - Gold (Rank 1 in Indonesia)
HXC (Hua Xia Cup) China Mathematical Olympiad Trial Round - Gold
HXC (Hua Xia Cup) China Mathematical Olympiad Final Round - Gold & Outstanding Award (Top 10 Globally)
ISMC (International Singapore Mathematics Competition) - Gold
ASMO (Asian Science & Maths Olympiad) - Mathematics - Gold
FMO (Fermat Mathematical Olympiad) Heat Round - Gold
FMO (Fermat Mathematical Olympiad) Final Round - Gold
WIMO (World International Mathematical Olympiad) - Gold
TIMO (Thailand International Mathematical Olympiad) Heat Round - Gold
TIMO (Thailand International Mathematical Olympiad) Final Round - Gold
Big Bay Bei Mathematical Olympiad Heat Round - Gold & Outstanding Award
Big Bay Bei Mathematical Olympiad Final Round - Gold & Overall Champion
HKIMO (Hong Kong International Mathematical Olympiad) Heat Round - Gold
HKIMO (Hong Kong International Mathematical Olympiad) Final Round - Gold
PhIMO (Philippines International Mathematical Olympiad) Heat Round - Gold
JISMO (Japan International Science & Mathematics Olympiad) Autumn 2022 - Mathematics - Ruby
JISMO (Japan International Science & Mathematics Olympiad) Spring 2023 - Mathematics - Ruby
GMEC (Global Mathematics Elite Competition) - Mathematics - Gold
GMEC (Global Mathematics Elite Competition) - Math Olympiad - Gold
AMC 8 (American Mathematics Competition) - Second Place
IKMC (International Kangaroo Mathematics Contest) - Gold
DrCT (Design Thinking with Robotics & Computational Thinking) - Gold

Grade 1 (2021-2022)

SEAMO (Southeast Asian Mathematical Olympiad) - Gold
SEAMO X (Southeast Asian Mathematical Olympiad) - Gold (Rank 2 Globally)
WMI (World Mathematics Invitational) Indonesia Preliminary Round - Gold
WMI (World Mathematics Invitational) Final Round - Gold
AIMO (Asia International Mathematical Olympiad) Indonesia Trial Round - Silver
AIMO (Asia International Mathematical Olympiad) Final Round - Gold
HXC (Hua Xia Cup) China Mathematical Olympiad Trial Round - Gold
HXC (Hua Xia Cup) China Mathematical Olympiad Final Round - Gold & First Runner Up
TIMO (Thailand International Mathematical Olympiad) Heat Round - Gold
TIMO (Thailand International Mathematical Olympiad) Final Round - Gold
Big Bay Bei Mathematical Olympiad Heat Round - Gold & Outstanding Award
Big Bay Bei Mathematical Olympiad Final Round - Gold & First Runner Up
HKIMO (Hong Kong International Mathematical Olympiad) Heat Round - Gold
HKIMO (Hong Kong International Mathematical Olympiad) Final Round - Gold
PhIMO (Philippines International Mathematical Olympiad) Heat Round - Gold
PhIMO (Philippines International Mathematical Olympiad) Final Round - Gold, First Runner Up, Top Star Award
SASMO (Singapore and Asian Schools Math Olympiad) - Gold
IKMC (International Kangaroo Mathematics Contest) - Gold
GJMOC (Global Junior Mathematics Online Competition) - Silver
KMS 17 (Kompetisi Matematika Suprarasional)- Silver

Music

Cello Certifications & Achievements

2022 - ABRSM (The Associated Board of the Royal School of Music) Cello Performance Grade 4 - Distinction
2023 - Graduation from Suzuki Cello Book 4
2022 - Graduation from Suzuki Cello Book 3
2020 - Graduation from Suzuki Cello Book 2
2020 - Graduation from Suzuki Cello Book 1
2022 - Gloriamus Music Competition - Cello Junior I - Platinum
2022 - London Young Musician 2022-2023 Season 1 - Young Talent Age 8 & Under - Silver
2021 - Kings Peak International Music Competition Summer 2021 - Cello Age Group A - 1st Winner

Piano Certifications & Achievements

2026 - ABRSM (The Associated Board of the Royal School of Music) Music Theory Grade 5 - Distinction
2025 - ABRSM (The Associated Board of the Royal School of Music) Piano Performance Grade 5 - Distinction
2024 - ABRSM (The Associated Board of the Royal School of Music) Piano Performance Grade 3 - Distinction
2022 - ABRSM (The Associated Board of the Royal School of Music) Piano Performance Grade 2 - Distinction
2026 - La Pianista Piano Competition 2026 - Intermediate 1 - 3rd Winner
2023 - Rhapsodie Indonesia Piano Competition 2023 - Elementary A - 1st Winner
2023 - The 3rd Kawai Music School Piano Competition, Banten & Jakarta Area - Category B Solo - 3rd Winner
2023 - The 3rd Kawai Music School Piano Competition, Indonesia National Round - Category B Solo - Gold
2023 - Perfect Tone Piano Competition - Great Pianist A - 3rd Runner Up
2022 - Jakarta National Young Artist Piano Competition - Solo Specified C1 - 2nd Winner
2021 - Indonesia Open Competition 2021 - Preliminary 1 (<7 Years Old) - 2nd Winner
2021 - Indonesia International Piano Party 2021 - Beginner A - 2nd Winner
2021 - INPF 2021 (Indonesia National Piano Festival) - Kinder A - Diamond
2019 - Kawai Sound Tree Competition - Category E Solo - 3rd Winner