One study of Everyday Mathematics® that falls within the scope of the Elementary School Math review protocol meets What Works Clearinghouse (WWC) evidence standards with reservations. The study included 3,436 elementary students in third through fifth grades in a large urban school district in Texas. The district used the first edition of Everyday Mathematics. Based on this study, the WWC considers the extent of evidence for Everyday Mathematics® on elementary students to be small for math achievement. Everyday Mathematics® was found to have potentially positive effects on math achievement for elementary students.
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