價格：免費
更新日期：2019-05-07
檔案大小：8.7M
目前版本：1.0.5
版本需求：Android 4.1 以上版本
官方網站：http://saisaki.net
Email：toi@saisaki.net
聯絡地址：Oita, Japan
App for learning prime numbers.
Good for exercising judging prime numbers.
Both children and adults can enjoy challenging high score.
A number is displayed in a cute display.
You choose whether the number is prime or not.
The faster you select a correct answer, the higher scores you get.
Even if you spend a lot of time, you can get 1 point.
If it is not a prime number, prime factors are displayed.
10 questions are given.
If you get a good score, high scores are recorded.
There is a mode which given questions continuously.
3 levels are available, from 1-10, 1-30, and 1-100 range.
If you get a score over 900 pts., level 4 (range : 1-1000) will be available.
Prime number table (from 1 to 1000) is also available.