Davison Design & Development, Inc.
Developer
132.8 MB
Size
2020年06月03日
Update Date
Education
Category
4+
Age Rating
Age Rating
Rainbow Abacus 螢幕截圖
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
最新版本1.2更新日誌
Last updated on 2020年06月03日
歷史版本
- 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 價格
今日:
HK$ 22.00
最低價格:
HK$ 22.00
最高價格:
HK$ 23.00
Rainbow Abacus FAQ
點擊此處瞭解如何在受限國家或地區下載Rainbow Abacus。
以下為Rainbow Abacus的最低配置要求。
iPhone
須使用 iOS 8.0 或以上版本。
iPad
須使用 iPadOS 8.0 或以上版本。
iPod touch
須使用 iOS 8.0 或以上版本。
Rainbow Abacus支持英文