Davison Design & Development, Inc.
Developer
132.8MB
Size
2020年06月03日
Update Date
Education
Category
4+
Age Rating
Age Rating
Rainbow Abacus スクリーンショット
About Rainbow Abacus
The Rainbow Abacus contributes to improving the cognitive benefits children and beginners can gain from abacus use, thru employing the natural color spectrum order. By highlighting the interactive principle of the color spectrum order as a natural numerical placement and value system, children and beginners can easily adapt to the cognitive benefits of the world's oldest computer. The Rainbow Abacus App. includes a menu that includes:
•“How To Use” section, designed to acquaint beginners to setting up and solving problems on the Rainbow abacus,
•“Learn Abacus” section, designed to acquaint beginners to counting on the Rainbow Abacus including decimal placements,
•“New Contest” section designed with challenging addition and subtraction problems to solve with a automatic calculating and score keeper reset button.
Features:
-based on the Japanese Soroban design, thirteen rows are featured
-thirteen rows allow for number and decimal placements
-seven row of beads follow the natural rainbow color order representing real number values
-six row of gray colored beads representing decimal values
-Black background to highlight the colored beads
-excellent tool for kids and adolescents to calculate and score their own progress
-simple tool for calculating from simple to more advanced problem solving
-on/off reset button for soothing background music to encourage concentration
-provides sound as each bead is moved up and down, to provide the tactile and auditory experience during counting and problem solving
-automatic score keeper for number of problems correctly solved
-reset button for counting
-counting range is from, 0.000000 to 9,000,000
-automatic abacus counting tally
-problem solving digits can range from single digits to 6 digits and up, that also includes decimals
•“How To Use” section, designed to acquaint beginners to setting up and solving problems on the Rainbow abacus,
•“Learn Abacus” section, designed to acquaint beginners to counting on the Rainbow Abacus including decimal placements,
•“New Contest” section designed with challenging addition and subtraction problems to solve with a automatic calculating and score keeper reset button.
Features:
-based on the Japanese Soroban design, thirteen rows are featured
-thirteen rows allow for number and decimal placements
-seven row of beads follow the natural rainbow color order representing real number values
-six row of gray colored beads representing decimal values
-Black background to highlight the colored beads
-excellent tool for kids and adolescents to calculate and score their own progress
-simple tool for calculating from simple to more advanced problem solving
-on/off reset button for soothing background music to encourage concentration
-provides sound as each bead is moved up and down, to provide the tactile and auditory experience during counting and problem solving
-automatic score keeper for number of problems correctly solved
-reset button for counting
-counting range is from, 0.000000 to 9,000,000
-automatic abacus counting tally
-problem solving digits can range from single digits to 6 digits and up, that also includes decimals
Show More
最新バージョン 1.2 の更新情報
Last updated on 2020年06月03日
旧バージョン
- improve game speed
Show More
Version History
1.2
2020年06月03日
- improve game speed
1.1
2020年04月30日
- Remove the music feature from the app.
1.0
2020年02月12日
Rainbow Abacus 価格
今日:
¥400
最低価格:
¥400
最高価格:
¥480
Rainbow Abacus FAQ
ここをクリック!地理的に制限されているアプリのダウンロード方法をご参考ください。
次のリストをチェックして、Rainbow Abacusの最低システム要件をご確認ください。
iPhone
iOS 8.0以降が必要です。
iPad
iPadOS 8.0以降が必要です。
iPod touch
iOS 8.0以降が必要です。
Rainbow Abacusは次の言語がサポートされています。 英語