Series: Focus on the Child
Benchmarks of 5 and 10 with Child 39
March 22, 2022
This child uses the visual arrangement of a ten frame to conceptually subitize quantities into the teen numbers. He recognizes a full row as a unit of 5 and uses that to derive larger numbers…
- Topic: Number Operations
- Age/Grade Level: Pre-K, Kindergarten
- Tags Child 39
Series: Focus on the Child March 22, 2022
Solving a Problem with Both Parts Unknown with Child 39
This child encounters a new type of problem situation: a part-part-whole story where both parts are unknown. He is uncertain how to model the problem at first but has some success with adult support. Focus…
- Topic: Number Operations
- Age/Grade Level: Pre-K, Kindergarten
- Tags Child 39
Series: Focus on the Child March 22, 2022
Solving a Part-Part-Whole Problem with Child 39
This child uses cubes to model a part-part-whole problem where the whole is unknown. He uses a counting all strategy. He counts out each part and then counts them altogether, starting from one. Focus on…
- Topic: Number Operations
- Age/Grade Level: Pre-K, Kindergarten
- Tags Child 39
Series: Focus on the Child March 10, 2022
The CAIR Principle to Tune into Math for Babies and Toddlers
We all know that babies aren’t born walking, talking, following directions, counting, or measuring size. But they do enter the world hard-wired with instincts that will mature and develop into those skills in the preschool…
- Topic: Precursor Concepts
- Age/Grade Level: Infants, Toddlers
Series: Racial Justice February 28, 2022
RJEM in 12: Dr. Jennifer McCray on Why Racial Justice in Early Mathematics Matters
We are excited to launch RJEM in 12, a series of short and insightful interviews with researchers, teachers, community members, and other stakeholders whose work advances racial justice in early mathematics. Our first guest is…
- Age/Grade Level: Adult Learners
Series: Racial Justice February 26, 2022
Developing a Framework for Racial Justice Centered Research in Early Math
This series from the Racial Justice in Early Math project highlights researchers, program facilitators, educators, and others who are actively working to advance the discussion around racial justice and the field of early mathematics. To…
- Age/Grade Level: Adult Learners
Series: About Early Math December 27, 2021
In Appreciation of Bob Moses: His Legacy Spurs Action Today
Although I never met him personally, Bob Moses has shaped my life for the past two decades. Reading his book Radical Equations inspired me to focus my doctoral dissertation on math teaching and learning and…
- Tags racial justice
Series: About the Collaborative December 8, 2021
Groundbreaking Book Explains the Beginning of Math Concepts for Infants and Toddlers
Released in 2021 by Teachers College Press, this book extends professional knowledge for mathematics teaching to teachers who work with the very youngest learners.
- Topic: Precursor Concepts
- Age/Grade Level: Infants, Toddlers
Series: Focus on Play November 17, 2021
Quantity Cards for Subitizing
Quantity is a particular amount of something, expressed as a number. Quantity cards for young children can have pictures of small sets such as dots, finger patterns, or 5- or 10- frames. The ones we…
- Topic: Number Sense
- Tags Subitizing, Play, Games, Family Math, En Español
Series: Focus on the Child September 22, 2021
Math Activities for Infants and Toddlers are Everyday Explorations
Long before they can talk or explain, babies are thinking logically and exploring ordinary everyday objects, sensations, and experiences that are new to them. Encouraging and celebrating their explorations and discoveries is a highly effective…
- Topic: Precursor Concepts
- Age/Grade Level: Infants, Toddlers
- Tags Family Math