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 ...

Most people know children learn many skills simply by watching people around them. Without explicit instructions youngsters know to do things like press a button to operate the television and twist a ...

Proportional reasoning failures seem to constitute most errors in probabilistic reasoning, yet there is little empirical evidence about its role for attaining probabilistic knowledge and how to ...