December 4, 2019
A second-grade student solves a variety of addition and subtraction math stories. Using his fingers as math tools, he is able to solve the stories, even as what is known or unknown shifts.
A second-grader works on basic number combinations as we see him playing a comparison card game, Capture It. He is accurate when comparing sums but is still developing his efficiency and flexibility, key indications of…
All members of a household have things in common and things that set them apart. Exploring the important ways that loved ones go together and what makes them unique involves both mathematical thinking and a…
Children love to count. Counting helps them make sense of the world and to find out how many of something. With time and practice, children develop an understanding of the “rules” or principles of counting.
After years of studying 3- and 4-year old children of diverse linguistic and cultural backgrounds, Barbara Sarnecka has zeroed in on the importance of cardinality.
There are all kinds of things to count in pre-k to second grade classrooms. Counting Collections is an activity that develops the Big Ideas of number sense and counting, such as cardinality, one-to-one correspondence, and…
Books, games, and routines are a natural entry point for math fun in the early years. A new book tells how to tap into children's curiosity to explore the math that is found in everyday…
Cumulative tales and rhymes illustrate growing patterns, typically an increase or decrease by one on each page. As the growing pattern is revealed through the story, children get excited because they can figure out "what…
It’s up to us to find, share, and talk about a variety of shapes with children in ways that expand their understanding and build connections between the shapes drawn on paper and the concrete objects…
Families play a fundamental role in shaping children's interest and skills in math. Schools can help connect the math that exists both in and out of school and nurture families' positive relationship to math.