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About the Collaborative
Why Early Math?
We believe every child is a capable mathematician, and every early childhood educator can be confident teaching math.
Whole Teacher Approach
Big Ideas of Early Math
Racial Justice in Early Math
Precursor Concepts
Projects and Partnerships
Our projects range from short-term to multi-year programs, from one school to networks of schools.
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Learning + Professional Development
Learning Labs
Interactive learning sessions for early childhood teachers, trainers, or administrators to better understand early math skills, math content and math teaching strategies.
Books + Resources
Explore our groundbreaking books and resources on foundational math concepts for young children.
Series
Resources aimed at teachers, educators, administrators, caregivers, and more.
Early Math Newsletter Archive
Find and read past newsletters in our archive.
Instructional Coaching
Reflective, cognitive-based teacher coaching in early math to sustain professional development insights in the classroom.
Leadership Academies
For school administrators and leaders interested in enhancing their math knowledge and understanding.
Professional Learning Modules
Online learning modules that equip you with the materials and knowledge you need to explore foundational mathematics with adult learners.
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Early Math Research
Teacher Development
Our research focuses on understanding teacher development in early mathematics.
Publications + Presentations
We publish our research in practitioner and scholarly journals and present at local and national conferences.
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About the Collaborative
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Whole Teacher Approach
Big Ideas of Early Math
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Racial Justice in Early Math
Precursor Concepts
Projects and Partnerships
Learning + Professional Development
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Leadership Academies
Instructional Coaching
Learning Labs
Books + Resources
Professional Learning Modules
Series
Early Math Newsletter Archive
Early Math Research
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Teacher Development
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Permission to Stay Small: Why We Need to Focus on 1-10
About Early Math
October 2026
Mistakes in Early Childhood Math Learning – Obstacles or Opportunities?
Hear from the Experts
February 2026
Playing with Math to Build Autonomy, Focus on Understanding, and Increase Joy
Hear from the Experts
August 2025
The Five Principles of Anji Play
Hear from the Experts
July 2025
Go
From Sunflowers to Friendship: Four Meaningful Math Books on Measurement
Book Ideas
May 2024
What is a Number Path and How Does It Build Number Relationships?
Ideas at Work
February 2023
4 Playful Counting Books That Bring Numbers to Life
Book Ideas
September 2022
Noticing Same and Different: The Concept of Comparison with Infants and Toddlers
Focus on the Child
July 2022
How to Use Digital Photos to Build a Mathematical Language Routine for Kids
Ideas at Work
June 2022
Quantity Cards for Subitizing
Focus on Play
November 2021
Early Childhood Data Collection Activities Are for the Birds
Book Ideas
May 2021
3 Ways to See Mathematical Structure in Everyday Kitchen Math
Ideas at Work
January 2021
New Use of Quantity Cards for Remote Preschool Math Games
Focus on Play
December 2020
Best Books for Toddlers to Spark More Talk about More and Less
Book Ideas
November 2020
Best Books for Babies to Find Math in Their World
Book Ideas
November 2020
Chores for Kids Can Help Them Find Math Around the House
Ideas at Work
October 2020
Homemade Playdough Recipe for Shape Fun
Ideas at Work
September 2020
Families are Pivotal in Designing Math Picture Books for Children
Hear from the Experts
August 2020
Family-Centered Approach to Picture Books with David Purpura
Hear from the Experts
August 2020
3 Children’s Books Where Small Numbers Matter
Book Ideas
August 2020
Putting Groceries Away is Hands-on Shape Activity for Young Children
Ideas at Work
July 2020
Taking Math Out for a Spin: Outside Activities for Kids That Have Math
Ideas at Work
July 2020
How to Adapt Math Card Games to Children’s Skill Level
Focus on Play
June 2020
Math at Your Fingertips: Songs and Fingerplays for Preschoolers
Ideas at Work
May 2020
Get on the Right Path: Make Your Own Number Sense Activities
Ideas at Work
May 2020
Games to Play at Home Using Attributes for Math Thinking
Ideas at Work
May 2020
Dishing Up the Math: Tasks at Home Can Become Math Time
Ideas at Work
April 2020
We’re Going on a Math Walk, Going to Find Some Math Talk
Ideas at Work
April 2020
