Abacus Lesson 4+

Name: Abacus Lesson
Rating: 5 (1 reviews)
Author: Hirokazu Komatsu

Hirokazu Komatsu

Direka bentuk untuk iPad

- 5.0 • 1 Penilaian

- Percuma
- Menawarkan Pembelian In-App

Penerangan

356+735+195, 23×89, 5626÷58, Can you solve each in 5 sec by mental arithmetic?
The goal of this app is to learn abacus and solve these problems in mental arithmetic within 5 seconds.
All lessons of the abacus lesson series, which have been highly evaluated all over the world, are recorded. The lessons have been reworked in a more polite and easy-to-understand.
In addition, we have added unique training methods such as training focusing on finger movements and mental arithmetic training to improve mental arithmetic in order to learn abacus more efficiently.
And various improvements have been made.
- Either vertical screen or horizontal screen can be selected.
- The position and size of the abacus and window can be freely laid out.
- No ads.
- Added sound variations. Volume control can also be finely set.
- The color of the abacus can be set freely.
- Earn a trophy by achieving the goal.
- Smoother operability by optimizing the app.

◆Support web page
　https://hirokuma.blog/?p=4427

10 Sep 2023

Versi 1.1.5

Updated IAP Library.
Fixed an issue that fail to verify receipts signed with sha-256

5.0 daripada 5

1 Penilaian

Pembangun, Hirokazu Komatsu, menunjukkan bahawa amalan privasi app mungkin termasuk pengendalian data seperti yang diterangkan di bawah. Untuk maklumat lanjut, lihat dasar privasi pembangun.