⬇ 10+ downloads
Est. actual: 21
Style: Educational
Free
Released: Jul 22, 2017
No in-app purchases
No ads
Installs since launch
Tracking since Oct 5 — growth appears once we have a second daily reading.
提供漸進式珠心算學習課程及珠心算遊戲，集中訓練腦影像加減心算法。詳盡教授珠心算數理入門、基本加減法、進退位加減法，多種位值的連續加減混合法之運算。
