Better Lesson
Better Lesson: Patterns for Numerals 6 10
SWBAT count to ten and identify numbers by counting object patterns.
Better Lesson
Better Lesson: Our Understanding of Numbers
This lesson plan is an informal assessment of student understanding of the base ten system, a critical area in the Common Core.
TED Talks
Ted: Ted Ed: A Brief History of Numerical Systems
1, 2, 3, 4, 5, 6, 7, 8, 9 and 0. With just these ten symbols, we can write any rational number imaginable. But why these particular symbols? Why ten of them? And why do we arrange them the way we do? Alessandra King gives a brief history...