As set out by the National Governors Association (NGA) and the Council of Chief State School Officers (CCSSO) in the Common Core State Standards Initiative. For more information, please visit the Operations and Algebraic Thinking domain at the Common Core State Standards website.
February 28, 2013
A student identifies a pattern of increasing quantity.
Enjoy the myriad of repeating patterns in this storytelling clip.
Joanne Mulligan shows a young student's emerging understanding of the concept of "pattern."
Sorting things into categories is one of the ways mathematics enters into our daily life. Talking about attributes and qualities such as size, shape, texture, and color encourages children to look more closely at things.
Wanda Ocasio of Inter-American School saw the opportunity to use a Three Bears sorting lesson to investigate her preschoolers’ understanding of sorting, as well as explore this Big Idea in the context of a multilingual…