Delta-K, Full Issue, Volume 14, Issue 2 Delta-K Volume 14 Issue 2 November 1, 1974 Full Issue | Delta-K Read More
Delta-K, Feature Articles, Volume 14, Issue 2 A Guide For Evaluating School Mathematics Programs and Textbooks November 1, 1974 Irvin K. Burbank Read More
Delta-K, Teaching Ideas, Volume 14, Issue 2 The “Inner Stars,” “-Pictures” and “-Games,” A Contribution to Reform in Mathematics and Art Teaching – Part 1 November 1, 1974 Reinhard Lehnert Read More