Pamela J. Wells, Understanding Linear Functions and Their Representations, Mathematics Teaching in the Middle School, Vol. 21, No. 5 (December 2015/January 2016), pp. 308-316 ...

Mathematics is often seen as an isolated subject, with distinct fields and theories that seem to have little in common.

Kien H. Lim, Fostering Algebraic Understanding through Math Magic, The Mathematics Teacher, Vol. 110, No. 2 (September 2016), pp. 110-118 ...

He set out to understand functions, which are essentially mathematical machines that start with one number and produce another. Mathematical functions include x2 + 3 x + 1, and sin x, and ex.

Students must have conceptual understanding to develop strong math skills, says this letter to the editor.