https://www.youtube.com/watch?v=EJJM_KbfSLw information http://www.instructables.com/id/Homemade-table-tennis-robot/ materials http://www.instructables.com/id/Homemade-table-tennis-robot/?download=pdf
Attention in classroom
https://www.youtube.com/watch?v=EJJM_KbfSLw information http://www.instructables.com/id/Homemade-table-tennis-robot/ materials http://www.instructables.com/id/Homemade-table-tennis-robot/?download=pdf