✦ LIBER ✦
The Ability of First-, Second-, and Third-Grade Pupils to Identify Open Addition and Subtraction Sentences for Which No Solution Exists Within the Set of Whole Numbers
✍ Scribed by J. F. Weaver
- Book ID
- 114974813
- Publisher
- School Science and Mathematics Association
- Year
- 1972
- Tongue
- English
- Weight
- 431 KB
- Volume
- 72
- Category
- Article
- ISSN
- 0036-6803
No coin nor oath required. For personal study only.