Natural Numbers Courses
Universidad de los Andes via Coursera Aprendizaje de las matemáticas de primaria
Universidad de los Andes via Coursera Enseñanza de las matemáticas de primaria
Universidad de los Andes via Coursera A Number Sense as an Emergent Property of the Manipulation Brain
MITCBMM via YouTube A Multiset Approach to Arithmetic - Math Foundations
Insights into Mathematics via YouTube How to Set Up Fractions IV - The Relation Between Fractions and Other Number Systems
Insights into Mathematics via YouTube Divisibility of Big Numbers - Data Structures in Mathematics Math Foundations
Insights into Mathematics via YouTube Arithmetical Expressions as Natural Numbers - Data Structures in Mathematics Math Foundations
Insights into Mathematics via YouTube The Hindu Arabic Number System Revisited - Data Structures in Mathematics Math Foundations
Insights into Mathematics via YouTube Naming and Ordering Numbers for Students - Data Structures in Mathematics Math Foundations
Insights into Mathematics via YouTube