Youtube LinkBlast Off Countdown from 20, Tidy Up Time, Transitions, 2 Minute Timer, Space!This is a 2 minute video that can be used for transitions in the classroom. Tidy Up Time has never been this cool! Count down from 20 and blast off at the end (to a clean classroom)! Video and SLIDES (PDF)#transition #timer #classroom #countdown #tidy #up #line #up #transitions #motivation #motivator #students #clean #clock #count #counting #backwards