Across the country, most 5th grade students, along with the rest of their elementary peers, sit in a single classroom with a single teacher for reading, math, science, and social studies instruction.

We know the struggle with mathematics—for both teachers and students—all too well. Students’ math scores, as per the “Nation’s Report Card,” have plunged to record lows. Misconceptions in early grades ...

Imagine you’re a character in a math problem. You have three platters, but two cakes. All three platters need to have the same amount of cake. How would you split it? Without even saying the word ...