The concept of Behaviorism Learning Theory is used in producing a courseware for autism children. Drill and Practices is chosen in developing the mathematics courseware to learn numbers. This Educational courseware will profit the moderate level of autism children in primary schools. This courseware aims to give enjoyable, meaningful, and challenging activities. It also will educate them to recognize the senses. Beside, activities are based on a Games-Based Learning approach for the children to enjoy.