This video from @gfletchy explains multiplication from 2nd to 5th grades and applies to middle and high school teachers too (think: distributive property, polynomial multiplication, etc.). https://t.co/NUtLiZPaTV #MTBoS
NEW VIDEO: Progression of a Strip Model Diagram. I love this model because it lays a foundation for understanding unit rate and proportional thinking. https://t.co/nbDPv6yUXe
By learning the progression of skills, teachers can better understand student's background knowledge providing foundation to build on for new learning. @GrahamFletcher has GREAT progression videos. Check out this insightful video. https://t.co/qjOjQFe9KE