The construction of a NEARLY-equilateral triangle and of a NEARLY-regular hexagon on the g...
A geoboard to compare the areas of polygons with the same perimeter. Exhibit of matemilano...
Some quadrilaterals made on the geoboard.
Un minigeopiano con solo 11 pioli, ai vertici di un poligono regolare di 11 lati, per cost...
In the top of the figure there’s a rectangle made of 65 little squares (5 times 13), in ...
The explanation of the paradox according to which a rectangle composed of 65 little square...
By imitating the Euclidean algorithm, we can calculate the GCD between two numbers a and b...
A geoboard to compare the areas of polygons with the same perimeter. Exhibit of matemilano...
In the section "Maxima and minima" of the exhibition matemilano: a geoboard to compare the...
geoboard and squared paper