Is the second volume of Hu Sanyuan's new vocabulary book a pencil or a pen?

Pencil According to the relevant public information, Hu Sanyuan teaches to write the radical of the pencil, and the second volume of the second grade is suitable for the practice of regular script hard pen calligraphy in primary schools. In the process of hard pen calligraphy writing, the biggest feature of pencil is its strong expressive force; Even the same pencil, with different forces, has different shades of lines.