Good question. Because in reality, most children only use the pink or white part, while the blue one remains intact. Yet, it continues to be sold at the start of each school year. No doubt because it has become a stationery classic , a sort of Proust madeleine. It reassures, evokes childhood, and pleases parents, even if it is not necessarily the most suitable for school needs.
The right reflex: choose the eraser according to its use
If you’re simply looking to erase a pencil from a piece of paper, a standard eraser will be more than enough—and often more economical. The blue part, on the other hand, is best reserved for more specific uses . This helps avoid waste and allows you to better adapt your equipment.
And you, did you know these real functions of the blue eraser?
