✦ LIBER ✦
CrossNumber Math Puzzles, puzzles to encourage extensive use of mental arithmetic and estimation. Sums Book A-1, B-1, C-1by Anita Harnadek
✍ Scribed by Review by: Ken Harper
- Book ID
- 125106956
- Publisher
- National Council of Teachers of Mathematics
- Year
- 1992
- Weight
- 598 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0004-136X
- DOI
- 10.2307/41195335
No coin nor oath required. For personal study only.