A mobile application to help with the teaching and learning of Nicaraguan Sign Language (LSN). It has a catalog of the most common signs of the LSN, in lists separated by letters and word categories. Learn to communicate with the deaf in the country, and bridge the gap between hearing and non-hearing people. Developed with the help of: - "Los Pipitos" Pedagogical Medical Institute - Christian School for the Deaf "Isaiah 29:18" - Cafe of Smiles --------------------------------------------------