Achieving accuracy: Drilling holes is one of the oldest laser applications. Read more for the Laser Expert via the link in our bio. ????: Drilling of cooling holes in hollow (jet engine) blades to provide boundary layer cooling of the surfaces is a challe
by ffjournal 6 years ago | via Instagram



What if teachers could dramatically reduce the amount of time they spend reviewing and correcting student work and actually see better results in terms of student learning? - - - #learning #instagood #culture #teachersofinstagram #teachersfollowteachers
by officialascd 7 years ago | via Instagram