Search results for author:"Robert Powers"
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University of Northern Colorado
International Journal of Mathematical Education in Science and Technology Vol. 40, No. 8 (2009) pp. 1085–1091
In 1992, Klamkin and Liu proved a very general result in the Extended Euclidean Plane that contains the theorems of Ceva and Menelaus as special cases. In this article, we extend the Klamkin and Liu result to projective planes "PG"(2, F) where F is...
International Journal of Mathematical Education in Science and Technology Vol. 41, No. 4 (2010) pp. 501–514
Many undergraduate students have difficulty writing mathematical proofs even though this skill is important for the development of future teachers and those who may be involved in instruction or training as a graduate student or supervisor. In...
Journal of Educational Technology Systems Vol. 4, No. 1 (1975) pp. 53–62
A look at Battelle's BETSY system, the primary objective of which is to provide users with a rapid, cost-effective means of retrieving resources suited to the needs of the learners. (Author/HB)
Society for Information Technology & Teacher Education International Conference 2011 (Mar 07, 2011) pp. 651–658
Online teacher professional development (oTPD) is increasingly becoming standard practice (Dede, Ketelhut, Whitehouse, Breit, & McCloskey, 2009) for universities who offer master’s programs for inservice teachers. When considering course design, two ...
The Echo of Instructional Design Principles within a Corporation: Moving Towards Practice Supported by Theory
World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2007 (Oct 15, 2007) pp. 1861–1865
The task of redesigning instruction or designing it for online environments within a corporation faces challenges that may interfere with the final e-product, which is intended to be the expression of the most perfect balance between theory and...
PRIMUS Vol. 25, No. 1 (2015) pp. 61–79
College algebra fulfills general education requirements at many colleges in the United States. The study reported here investigated differences in mathematics achievement between undergraduates in college algebra classes using one of two homework...
Contemporary Issues in Technology and Teacher Education Vol. 5, No. 3 (2005) pp. 254–270
The preparation of preservice teachers to use technology is one of the most critical issues facing teacher education programs. In response to the growing need for technological literacy, the University of Northern Colorado created a second methods...