K-12 Teaching and Learning From the UNC School of Education

LEARN NC was a program of the University of North Carolina at Chapel Hill School of Education from 1997 – 2013. It provided lesson plans, professional development, and innovative web resources to support teachers, build community, and improve K-12 education in North Carolina. Learn NC is no longer supported by the School of Education – this is a historical archive of their website.

Learn more about number sense

More, less, and equal
Students will identify sets and numbers that are more, less, or equal to each other while participating in a variety of games and activities.
Format: lesson plan (grade K Mathematics)
By Rachel Fiscus.
Topics in Mathematics Education
In Preservice teacher education resources, page 4.2
Resources Specific to Math Math Teaching Methods Numbered Heads Together Numbered heads together is a cooperative strategy that offers an...
Format: article/teacher's guide
Order, please
This lesson lets students interact with rational numbers to create largest and smallest possible numbers.
Format: lesson plan (grade 4 Mathematics)
By Gail Poteat.
Exploring place value with M&Ms
This lesson will use M&Ms to explore place value. The students are given 8-10 M&Ms and assigned a value for each color from one to hundred thousand. The students will then write their number in standard, written and expanded form. The students will also identify the place and value of various digits.
Format: lesson plan (grade 4 Mathematics)
By Amy Bullins.
Developing number sense with Baa Baa Black Sheep
In Mother Goose in use: Rhymes that teach, page 9
In this kindergarten lesson, students will use the nursery rhyme "Baa Baa Black Sheep" to practice non-locomotor skills by acting out the rhyme, and will develop number sense by participating in a number-matching activity.
Format: lesson plan (grade K English Language Arts, Healthful Living, and Mathematics)
By Lisa Wright.

Find all 269 resources in our collection.

An intuitive understanding of numbers, their magnitude, relationships, and how they are affected by operations.

Additional information

Development of number sense helps a child learn to solve problems conceptually rather than procedurally. Specific skills and topics related to number sense include place value, mental arithmetic, and estimation.

Examples and resources