Learn math with the abacus.
The app presents the Japanese soroban, or abacus, on the iPhone. It includes narrated tutorials to guide users through its use.
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Hirokazu Komatsu
Learn addition and subtraction with Soroban
Learn addition and subtraction using a Soroban . Move beads to perform calculations. Practice basic math operations. Track progress with interactive exercises. Sync with devices for continued learning.
Hirokazu Komatsu
Learn techniques and calculate efficiently
Learn about the and its history through interactive lessons. Practice using the Soroban with virtual beads. Track progress with exercises and quizzes. Share results and compare scores with others.
Junichiro Komizo
Practice arithmetic and take mock exams
Practice arithmetic operations like addition, subtraction, multiplication, and division using a . Complete mock exams to test knowledge. Unlock advanced features including multiplication, division, and mock exams via in- purchase.
KidloLand Kids & Toddler Games
Teach basic concepts
Learn to associate objects with pictures, understand emotions, sort items, recognize sounds and words. Play interactive to develop cognitive and communication skills. Track progress and receive feedback from educators.
The Autism Helper, Inc
Connect with others and share resources
Access resources and community support for -related needs. Enroll in evidence-based courses on behavior change, literacy, and executive functioning. Download weekly tools for academic, functional, and communication skills development.
Takahiko Nakade
Practice problems and abacus exercises
Select problem levels from multiple difficulty categories. Practice abacus skills with targeted exercises. Track progress and adjust difficulty as needed.
Jumpei Adachi
Play abacus, create problems, practice calculations
Use the touch screen to simulate abacus operations. Create and solve arithmetic problems manually or with the abacus. Track progress and practice calculations using both methods.
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