Courses and interactive videos

Integration of relational thinking at the elementary school level

All interactive videos have English subtitles 

Mathematically impossible situation Part 1

Mathematically impossible situation Part 2

Structures in Calculations Part 1

Structures in Calculations Part 2

Introduction to Mobiles

Equations with mobiles

Mathematical expression and composition of story-problem Part 1

Mathematical expression and composition of story-problem Part 2

Story-Problem Analysis and Representation Part 1

Story-Problem Analysis and Representation Part 2

Puzzle 2

Puzzle 3