Singapore Math – Challenge Workbook for 5th, 6th, 7th, 8th Grade Math, Paperback, Ages 10–14 with Answer Key (Volume 21)
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Condition - Very Good The item shows wear from consistent use, but it remains in good condition and functions properly. Item may arrive with damaged packaging or be repackaged. It may be marked, have identifying markings on it, or have minor cosmetic damage. It may also be missing some parts/accessories or bundled items.
Singapore Math – Challenge Workbook for 5th, 6th, 7th, 8th Grade Math, Paperback, Ages 10–14 with Answer Key (Volume 21)
The common core state standards cite Singapore math standards as worldwide benchmarks for excellence in mathematics
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