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Direct linkGoycolea, Rodrigo; Castro-Alonso, Juan C.; Dörr, Anneliese – Educational Psychology Review, 2021
Using cannabis (e.g., smoking marijuana) is becoming popular, partly due to a legalization trend across different countries. This tendency has resulted in cannabis consumption being accepted by society as if it were harmless. However, evidence shows that the use of this drug has detrimental effects on cognitive, academic, and professional…
Descriptors: High School Students, Marijuana, Visual Perception, Spatial Ability
Janssens, Nikki; Wee, Lik H.; Martens, Johan A. – Journal of Chemical Education, 2014
The esterification reaction of salicylic acid with ethanol is performed in presence of dissolved 12-tungstophosphoric Brønsted-Lowry acid catalyst, a Keggin-type polyoxometalate (POM). The monitoring of the reaction with smell and the recovery of the catalyst with sight is presented. Formation of the sweet-scented ester is apparent from the smell.…
Descriptors: Science Instruction, Chemistry, Scientific Concepts, Demonstrations (Educational)
Wiest, Lynda R.; Ayebo, Abraham; Dornoo, Michael D. – Australian Senior Mathematics Journal, 2010
Geometry is an area in which Australian students performed particularly poorly on the 2007 Trends in International Mathematics and Science Study (TIMSS). One innovative area of recreational geometry that has rich potential to engage and challenge a wide variety of students is "impossible geometry." An impossible geometric object is a…
Descriptors: Foreign Countries, Geometric Concepts, Geometry, Recreational Activities
Download full textMerrill, Chris; Devine, Kevin L.; Brown, Joshua W.; Brown, Ryan A. – Journal of Technology Studies, 2010
In the summer of 2009, a professional development partnership was established between the Peoria Public School District (PPSD), a local education agency (LEA), and Illinois State University (ISU) to improve geometric and trigonometric knowledge and skill for high school mathematics teachers as part of the Illinois Mathematics and Science…
Descriptors: Mathematics Education, Summative Evaluation, Action Research, Visualization
