There is a long-standing and ongoing debate about the relations between conceptual and
procedural knowledge (ie, knowledge of concepts and procedures). Although there is broad …

Fraction and decimal arithmetic are crucial for later mathematics achievement and for ability
to succeed in many professions. Unfortunately, these capabilities pose large difficulties for …

Recently, there has been a growing interest in learning approaches that combine two
phases: an initial problem-solving phase followed by an instruction phase (PS-I). Two often …

The terms conceptual knowledge and procedural knowledge are often used by teachers and
never more so than when discussing how teachers teach, and children learn mathematics …

Developing strong knowledge about mathematics is important for success academically,
economically, and in life, but many children fail to become proficient in math. Research on …

Research suggests that expert understanding is characterized by coherent mental
representations featuring a high level of connectedness. This paper advances the idea that …

Teachers' technological pedagogical knowledge (TPK) is regarded as a critical prerequisite
to effectively use technology during teaching across content domains. Previous findings on …

Abstract [Correction Notice: An Erratum for this article was reported in Vol 107 (3) of Journal
of Educational Psychology (see record 2015-09017-001). There were two rounding errors in …

Promoting self-explanation (ie, generating explanations for oneself in an attempt to make
sense of new information) is a recommended study strategy and instructional practice. A …

Students' performances in TIMSS have featured strongly in recent discussions and debates
about the quality of mathematical learning outcomes both from teachers and policy makers …