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.
April 11, 2014
This second grader extends a shape pattern to ordinal numbers.
This second grader uses derived facts to solve mentally. Just one example of mental math strategies used by elementary students.
The Math Talk instructional strategy emphasizes spoken communication around a series of carefully crafted math problems. “They challenge my students to be more specific in their reflections,
Angela Giglio Andrews explains a math activity she used in a preschool class. Despite its apparent simplicity, it led to a wide variety of responses from her students.
Lyn English defines analogical reasoning and describes its importance and prevalence in early math classrooms.
A kindergarten student uses blocks to make groups that are larger than, smaller than, and equal to the instructor's set.
A child attempts to duplicate a pattern using colored blocks.
A child makes patterns using keys.
Teachers encourage children to describe the pattern in a favorite story book.
A student takes a look at a pattern of blocks of increasing quantity.