The 'Green Pen' that grows into a tree

In an astonishing display of innovation, Nachima Akhter from Jashore has successfully developed an eco-friendly 'green pen' that defies conventional norms. This extraordinary pen offers a smooth writing experience like any other, but its true brilliance lies in what happens after it runs out of ink -- it can be buried in the soil, leaving behind no harmful residues, and transforms into a tree