Horizontally, Vertically, and Deeper Work for the Fast-Moving Class

✍ Scribed by Gertrude Dick Hillman

• Book ID: 125067939
• Publisher: National Council of Teachers of Mathematics
• Year: 1958
• Weight: 803 KB
• Volume: 5
• Category: Article
• ISSN: 0004-136X
• DOI: 10.2307/41184027