一問一答：全教科問題集 at Google Play market analyse
Estimation application downloads and cost
Description
All subject practice questions for junior high school students.Questions will be asked continuously in a quick-press quiz format.Several questions will be asked in a row within the time limit, so select the correct answer from the four selection buttons and answer.If you answer all questions correctly within 5 minutes, your nickname and answer time will be automatically registered in the national ranking data. Lets challenge as many times as we aim for the best 10. You can cultivate the practical ability to answer accurately in a short time.You can also watch detailed explanation videos for each unit. Press the commentary video button to select a unit, and an advertisement video will appear first.
