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Wilkerson, Trena L.; Cooper, Susan; Gupta, Dittika; Montgomery, Mark; Mechell, Sara; Arterbury, Kristin; Moore, Sherrie; Baker, Betty Ruth; Sharp, Pat T. – Journal of Research in Childhood Education, 2015
This study examines the effect varying models have on student understanding of fractions. The study addressed the question of what students know and understand about fractional concepts through the use of discrete and continuous models. A sample of 54 students in kindergarten and 3rd grade were given an interview pretest, participated in…
Descriptors: Investigations, Mathematics, Mathematical Models, Elementary School Mathematics
Clarke, S. C. T.; And Others – 1978
As a companion project to the Edmonton Grade III Achievement: 1956-1977 Comparisons, this study had two purposes: to establish benchmarks of basic skills achievement and to compare the achievement of various subgroups. Third grade students in Alberta were administered the Gates MacGinitie Reading Tests--Vocabulary and Comprehension, and the…
Descriptors: Academic Achievement, Achievement Tests, Age, Arithmetic
Clarke, S. C. T.; And Others – 1977
To compare achievement standards of 1977 with those of 1956, three tests were administered in their original form to all third graders in a large school district. Approximately 3500 students in 1956 and 4500 in 1977 were administered the California Achievement Tests, the California Short Form Tests of Mental Maturity, and the Gates Advanced…
Descriptors: Academic Achievement, Achievement Gains, Achievement Tests, Arithmetic