Thomas P. Carpenter

Understanding mathematics and science matters

Rational numbers

Children's mathematics

Addition and subtraction

Integrating research on teaching and learning mathematics

Thinking Mathematically

Integrating research on the graphical representation of functions

Results from the second mathematics assessment of the National Assessment of Educational Progress

Classics in mathematics education research

The performance of first grade students on a nonstandard set of measurement tasks

The role of equivalence and order relations in the development and co-ordination of the concepts of unit size and number of units in selected conservation type measurement problems