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 ...

As nine students cluster in a semi-circle in Gail Younie’s cozy summer school classroom at Stephensen Elementary in Southwest Portland, the baggies full of brightly-colored two-dimensional Styrofoam ...

Bundle the ones to make 10. Moving left on the number line. Skip counting. Gone are the days of rote memorization, constant addition and subtraction drills and learning long division before you knew ...