The lesson plan on "Numbers and Digits. Roman Numerals" is an excellent example of a developmental, problem-based math lesson for primary school students.
This lesson plan perfectly captures the spirit of the "School 2100" curriculum by making students active thinkers rather than passive listeners. You can find shared community variations of this exact layout on teacher resource platforms like the Nsportal Digital Archive . The lesson plan on "Numbers and Digits
Differentiating between numbers and digits while mastering basic Roman numerals (I, V, X). The lesson plan on "Numbers and Digits