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Reardon, Sean F.; Hinze-Pifer, Rebecca – Stanford Center for Education Policy Analysis, 2017
A comparison of Chicago public school students' standardized test scores in 2009-2014 with those of public students across the U.S. reveals two striking patterns. First, Chicago students' scores improved dramatically more, on average, between third and eighth grade than those of the average student in the U.S. This is true for students of all…
Descriptors: Public Schools, Standardized Tests, Scores, Achievement Gains
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Valdiz, Alfred; Trujillo, Karen; Wiburg, Karin – Journal of Curriculum and Teaching, 2013
Math Snacks animations and support materials were developed for use on the web and mobile technologies to teach ratio, proportion, scale factor, and number line concepts using a multi-modal approach. Included in Math Snacks are: Animations which promote the visualization of a concept image; written lessons which provide cognitive complexity for…
Descriptors: Animation, Educational Games, Mathematics Instruction, Pretests Posttests