Foundational Math Topics
Age/Grade Levels
Content Formats
Series
Series: Focus on Play
Quantity Cards for Subitizing
November 17, 2021
En Español También. 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 have available on our site use a variety of pictures or "suits," since matching quantities such as fingers and dots can help develop ideas about equivalence.
- Topic: Number Sense
- Age/Grade Level: 1st Grade, Kindergarten, Pre-K
- Tags En Español, Family Math, Games, Play, Subitizing
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 way to help those little brains grow.
- Age/Grade Level: 0-3
- Tags Family Math
Series: Book Ideas August 18, 2021
Beloved Eric Carle Books Illustrate the Math in Story Time
For over 50 years, millions of children have returned again and again to the books illustrated and written by Eric Carle. Kids can’t get enough of his colorful collages, animal characters, and rhythmic texts.
- Topic: Counting, Number Sense, Pattern
- Age/Grade Level: 1st Grade, Kindergarten, Pre-K
- Tags 1-2-3 to the Zoo: A Counting Book, Brown Bear Brown Bear What Do You See?, Eric Carle, Rooster's Off to See the World
Series: Focus on the Child May 19, 2021
Why Cardinality is the Goal of Counting
What is cardinality? And how is it related to counting? The common definition of cardinality states that it’s the understanding that the last number word said when counting tells how many in all.
- Topic: Counting, Number Sense, Sets
- Age/Grade Level: Kindergarten, Pre-K
- Tags Cardinality
Series: Book Ideas May 5, 2021
Early Childhood Data Collection Activities Are for the Birds
Children are naturally interested in birds, so springtime is the perfect opportunity for early childhood data collection activities. Here are some favorites, along with book recommendations.
- Topic: Data Analysis
- Age/Grade Level: 1st Grade, Kindergarten, Pre-K
- Tags Animals, Asia Citro, Birds, Family Math, Kevin Henkes, Susan Edwards Richmond
Series: Ideas at Work April 14, 2021
DIY Rekenrek Ideas for Home and School
To encourage teachers and other adults to use rekenreks, it's important to not only go over ways to use a rekenrek, but also we thought we would make sure everyone has opportunities to have them, whatever the budget.
- Topic: Counting, Number Sense
- Age/Grade Level: Kindergarten, Pre-K
- Tags Rekenrek, Subitizing
Series: Focus on the Lesson April 13, 2021
Rekenrek Chart for Voting in the Classroom
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.
- Topic: Data Analysis, Number Sense
- Age/Grade Level: 1st Grade, Kindergarten, Pre-K
- Tags Rekenrek, Subitizing
Series: Focus on the Lesson March 17, 2021
Making the Number Ten on a Rekenrek
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.
- Topic: Number Sense
- Age/Grade Level: 1st Grade, Kindergarten
- Tags Rekenrek, Subitizing
Series: About the Collaborative February 22, 2021
Denver Head Start Teachers Sustain Children’s Growth in Math
An ongoing professional development program with Denver Great Kids Head Start (DGKHS) shows the power of a multi-year partnership to build sustainable growth in math achievement for young children.
- Age/Grade Level: Kindergarten, Pre-K
Series: Ideas at Work January 26, 2021
3 Ways to See Mathematical Structure in Everyday Kitchen Math
Cooking with kids is a natural way to do math together. But we're not talking about turning meal preparation into a formal math lesson. Cooking together presents an opportunity that is more about noticing and wondering rather than teaching.
- Topic: Measurement, Pattern
- Age/Grade Level: 1st Grade, 2nd Grade, 3rd Grade, Kindergarten, Pre-K
- Tags Family Math