Search results for author:"Edwin P Christmann"
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Slippery Rock University
Science Scope Vol. 28, No. 7 (2005) pp. 62–64
Project 2061 suggests "technology provides the eyes and ears of science--and some of the muscle too. The electronic computer, for example, has led to substantial progress in the study of weather systems...." Obviously, now that teachers have access...
Policy Futures in Education Vol. 7, No. 4 (2009) pp. 445–449
This study compared the effects of microcomputer-based statistical software and hand-held calculators on the statistics achievement of university males and females. The subjects, 73 graduate students enrolled in univariate statistics classes at a...
Science Scope Vol. 26, No. 6 (2003) pp. 50–53
Describes computer-assisted instruction (CAI) and assistive technology (AT) for special needs students as a supplement to traditional instruction. Emphasizes working with special education teachers to incorporate technologies into students' science...
Science Scope Vol. 26, No. 4 (2003) pp. 54–57
Describes the Geographic Information System (GIS) which is capable of storing, manipulating, and displaying data allowing students to explore complex relationships through scientific inquiry. Explains applications of GIS in middle school classrooms...
Journal of Computing in Higher Education Vol. 9, No. 1 (1997) pp. 49–58
A study compared the effects of microcomputer-based software and hand-held calculators on the statistics achievement of 50 graduate students. Results showed no significant difference between computer and calculator groups or between genders but did...
Science Scope Vol. 28, No. 8 (July 2005) pp. 54–55
In this article, the authors describe how to use a TI-73/83/84 graphing calculator and Vernier's LabPro/CBL2 probe system to take pH readings. This is not an endorsement of these products, but simply the authors' attempt to give readers an idea of...
A Meta-Analytic Comparison of the Effects of Computer-Assisted Instruction on Elementary Students’ Academic Achievement
Information Technology in Childhood Education Annual Vol. 2003, No. 1 (2003) pp. 91–104
This meta-analysis compared the academic achievement of elementary students who received either traditional instruction or traditional instruction supplemented with CAI. From the 68 effect sizes, an overall mean effect size of 0.342 was calculated,...
Journal of Computing in Higher Education Vol. 11, No. 2 (2000) pp. 91–103
Meta-analysis of 18 studies on the effectiveness of computer-assisted instruction (CAI) at the college level found an overall mean effect size of 0.127, i.e., students receiving traditional instruction supplemented with CAI performed slightly better ...
Science Scope Vol. 28, No. 3 (2004) pp. 52–54
This article provides instructions, and a list of supplies for a teacher performed class demonstration showing, change of state. Having students engage in technology-based inquiry activities is an excellent way for teachers to introduce topics that...
Progressive Comparison of the Effectiveness of Computer-Assisted Instruction on Science Achievement: A Meta-Analysis
International Conference on Mathematics / Science Education and Technology 2000 (2000) pp. 118–123
This study compared science students who were exposed to traditional methodology with those who received traditional methodology supplemented with computer-assisted instruction (CAI). From the 24 conclusions, an overall mean effect size of 0.266...
The Effectiveness of Computer-Assisted Instruction on the Academic Achievement of Secondary Students: A Meta-Analytical Comparison between Urban, Suburban, and Rural Educational Settings
Computers in the Schools Vol. 13, No. 3 (1997) pp. 31–40
Describes results of a meta-analysis that was conducted to determine whether there was a difference among the responses of secondary urban, rural, and suburban students to computer- assisted instruction. Discusses effect sizes and comparing mean...
Science Scope Vol. 31, No. 8 (April 2008) pp. 58–61
"Mashup" is a new technology term used to describe a web application that combines data or technology from several different sources. You can apply this concept in your classroom by having students create their own mashup maps. Google Maps provides...
Science Scope Vol. 6 (March 2004) pp. 58–61
Around 1590, Zacharias Jansenn of Holland invented the microscope. Jansenn, an eyeglass maker by trade, experimented with lenses and discovered that things appeared closer with combinations of lenses. Over the past 400 years, several refinements to...