Writing and painting teaching aid and writing device, in particular for use in connection with the teaching aid

摘要

The aid i.e. writing-learning aid (1), has a material sheet (2) made of plastic or paper that exhibits thickness of 3mm and comprising a molding unit (3) and/or groove type recess, which are provided in form of a letter, number or pattern, and protrudes over the material sheet in a sensation manner. The recess has a thin groove section that is conically expanded till to a visible sided flat side of the material sheet. The recess is designed as a guide path, which is closed till to a passage opening. The molding unit limits the groove type recess that retraces a writing device. An independent claim is also included for a writing device that comprises a constriction unit.