What does this mean?Overview
- How are reviewers describing this item?
easy, good, difficult, negative and best. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has determined that the review content quality is high and informative.
- Our engine has discovered that over 90% high quality reviews are present.
- This product had a total of 12 reviews as of our last analysis date on Jan 23 2019.
Reviews Summary
Hands down this is the best book i own on soroban
Thank you this book is very useful because has each step for learning how to use a soroban if i could have only one book on the soroban this would be it
This is the most valuable addition to my collection of books on soroban
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