Idea Library

What is Subitizing?

This visual number sense empowers children and fosters a meaningful understanding of quantity. Delve into our resources associated with the skill we call subitizing.

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Book

Growing Mathematical Minds

Our new book explores the connections between research and early childhood teachers. "Growing Mathematical Minds is a remarkable, lucid, and inviting introduction to early math education."

The Erikson Institute Early Math Collaborative is transforming the understanding, teaching and learning of early mathematics from the ground up.

Professional development
Online learning
Instructional coaching
Research

Online Learning

Professional development modules

Our self-guided modules provide materials, strategies, and expert guidance for working with adult learners to explore foundational mathematics. Whether you are working with childcare providers, in-service teachers, or pre-service teachers, modules give you what you need to support professional learning in your local context.

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Series: About the Collaborative

Collaboration with Kentucky Center for Mathematics Yields Mathematical Development

Collaboration with the Kentucky Center for Mathematics has reinforced mathematical development for students throughout Kentucky.

Age/grade 1st Grade, Kindergarten, Pre-K

Series: About Early Math

Charles Payne on Successful PreK-3rd Transitions

Charles Payne, Frank P. Hixon Distinguished Service Professor in the School of Social Service Administration at the University of Chicago, makes points about the positive and negative traits of early learning administration in public school…

Age/grade 1st Grade, 2nd Grade, 3rd Grade, Kindergarten, Pre-K

Series: About Early Math

John Price on PreK-3rd and the Common Core Curriculum

John Price, Deputy Chief of the Ravenswood-Ridge Network of Chicago Public Schools, addresses what issues could be amended in order to give children a better learning environment.

Tags CCSS, Common Core

Series: Ideas at Work

Counting on Good Food for the Holidays

Traditions around food and feasts provide rich opportunities to connect math at school with children’s experiences at home. From Diwali to Thanksgiving, fall is a season of special meals with loved ones.

Topics Counting and Cardinality, Number and Operations: Base Ten
Age/grade 1st Grade, Kindergarten, Pre-K
Tags Holiday, Seasonal

Series: Hear from the Experts

Measuring Math Understanding of ELLs with Barbara Sarnecka and David Purpura

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.

Age/grade 1st Grade, 2nd Grade, 3rd Grade

$Creating Opportunities for Early Math with Rodrigo Gutiérrez$

Series: Hear from the Experts

Creating Opportunities for Early Math with Rodrigo Gutiérrez

The role of play and importance of shared experiences in early math is discussed with Rodrigo Gutiérrez, Co-Director of the Center for Retention-Recruitment for Math Teachers at University of Arizona.