Math-related resources and free stuff for teachers.
April 13, 2021
Looking for new rekenrek activity ideas? Try voting with a rekenrek chart. In this video, we see a rekenrek chart used to solve a dilemma common to early childhood classrooms: choosing between two favorite books at story time.
A good sense of the number ten is critical for building young children’s reasoning strategies. Here we see kindergarteners making the number ten on a rekenrek, a tool with red and white beads in groups of 5s with 10 beads on each row.
David Purpura, PhD, of Purdue University describes his team's research and intervention designed around picture books and their effectiveness in homes.
At Promising Math 2019, Kelly Mix gave a talk about how language promotes the development of numerical cognition in young children. Dr. Mix is the Chair of the Human Development and Quantitative Methodologies department at the University of Maryland.
In this lesson launch, we see a third-grade teacher using reading comprehension strategies to help children understand a math story problem using a Three Reads strategy.
Omo Moses, founder of MathTalk, and his colleague, Keith Griffin discuss how they connected over basketball and went on to find local, culturally-relevant ways to engage families in math learning in their own neighborhood.
The math story this second grader solves is a change unknown story. There was a full carton of a dozen eggs but some were eaten, leaving only 3 eggs. After making sense of the problem, the child uses a counting up strategy to figure it out.
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 fluency.
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.