ISBN-13: 9783319635545 / Angielski / Twarda / 2018 / 536 str.
This twenty-third ICMI Study, addresses for the first time in the history of ICMI studies, mathematics teaching and learning at the primary and pre-school levels. This focus forms the core content of all primary mathematics curricula and the study of this core content area is often regarded as foundational for later mathematics learning.