June 8, 2019
A tangram puzzle consists of seven pieces — five triangles and two quadrilaterals made from one square. Tangrams originated in China hundreds of years ago. They traveled to Europe in the 1800’s, where they gained…
A second grader has a partial understanding of counting in equal groups, but is still working on rational counting. Focus on the Child videos are taken from one-on-one interviews with individual children. The interviews are…
This second grader uses a known number combination (3 + 9) to solve a subtraction problem, showing an understanding of how addition and subtraction are related as inverse operations.
A panel of early math experts engage with the audience at Promising Math 2017 to consider the challenges of getting a true picture of what young children understand about numbers.
How is it possible to have too many tamales? Well, Maria finds out in the holiday storybook Too Many Tamales by author Gary Soto.
A new book released in August 2018 from the Collaborative examines the connections and questions that arise from discussing math experiences in early childhood settings and the research into children's mathematical learning.
Along with being "mathical" award winners, these books provide compelling contexts that help primary grade children understand why more advanced counting is useful and that it isn’t always efficient to count by ones.
Halla Jmourko discusses two innovative instructional tools for integrating language and math concepts in the classroom, The Cubing Game and Three Way Tie.
Teachers in four schools recently experimented with a "problem stem" protocol for helping their children understand the math going on in the word problems they face in class. This was part of our Big Shoulders…
Long before young children are writing equations with the equal sign, they are exploring how amounts that look different can actually be equivalent.