Some situations require comparing sets to answer the questions “how many more?” or “how many fewer?”. Cultivating an understanding of comparison and ordering helps children build the understanding they need to think about a set in relationship to other sets and begin to make comparisons between numbers. Familiarity with this idea prepares children to address questions they will encounter in first and second grade, such as “If Ilan has ten crackers and Juanita has 8, how many more does Ilan have?
Select one or many checkboxes to narrow your results
Foundational Math Concepts
Common Core Alignment
About Early Math News and ideas from all over the web
About the Collaborative News about us
Book Ideas Using books to bring out the math
Early Math Lists Tidbits about teaching
Focus on the Child Watch children explain their math thinking
Focus on Collaboration Watch educators work together to improve their practice
Focus on the Lesson Watch creative math lessons in use
Focus on Play Watch as children mathematize the fun they have every day
Hear from the Experts Watch the leading names in the world of education discuss math
Ideas at Work Real-world examples of math exploration
Research from Others Recent research by early math colleagues
Have some Halloween fun with the witch’s tale Room on the Broom. In this lively story by Julia Donaldson and Axel Scheffler, a witch makes room for her animal friends to ride on her broomstick… until there’s one too many animals, and the broom snaps in two. The central question of this book – Is there room on the broom for me? – is a mathematical one.
Olivia Trevino’s preschool class at Marsh Elementary School took advantage of all the winter weather to explore picture books about mittens. The Mitten by Jim Aylesworth and The Mitten by Alvin Tresselt are two delightful versions of the Scandinavian folk tale about a group of animals that try to squeeze into a boy’s lost mitten.