Software for learning arithmetic and algebra: Aplusix is an innovative software, developed by the Laboratoire d’Informatique de Grenoble to help students learn arithmetic and algebra. Aplusix reinforces students’ skills, reduces mistakes in their working out, and shows students how to solve exercises. Good arithmetic and algebra skills are necessary for further studies. Aplusix is an excellent addition to school and extracurricular training. It can be used independently or with the guidance of a teacher or a tutor.