Buy Rocking Dan's Videos from: https://www.teacherspayteachers.com/Store/Rocking-Dan-Teaching-Man Buy the Album from: http://www.cdbaby.com/cd/rockingdanteachingman A super fun measurement song that compares the length of different objects to a polar bear. The song uses informal and formal units of measurement. It uses the language of length such as longer than, shorter than the same length as.