This article presents an experience report regarding the application of an Inclusive Model of Development of Accessible Learning Objects, in the Mathematics discipline, to help 8th year Elementary School children, to perform calculations with natural numbers. The Learning Object was developed using Scratch and accessibility guidelines to include students with disabilities. The model evaluated the learning, teaching, usability, and accessibility of objects. The results demonstrate the efficiency, interaction and improvement in students' performance in Mathematics, through the use of objects in the teaching and learning process.