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…

Students who struggle with reading comprehension in middle school often lack the academic vocabulary the need to understand grade-level textbooks and other instructional materials. Research shows that to learn a new word well, students need to encounter and use it multiple times in different contexts. The authors describe Word Generation, a…