100 Plus MathRack: A Linear Model for Understanding of Number Sense

The 100 Plus MathRack provides a linear model to acquire a deep understanding of number sense. Supports & stretchs student’s strategic thinking.

MathRack: Teaching Tools to Support Mathematical Thinking Strategies

Try DreamBox Math Lessons! Over 2,000 K-8 Math Lessons

Linear models example 2, Algebra I

GPS: Strengthening Number Sense With Number Lines in: Mathematics Teacher: Learning and Teaching PK-12 Volume 116 Issue 9 (2023)

Teacher Tools

100 Plus MathRack: A Linear Model for Understanding of Number Sense

Idea Library – Erikson Institute Early Math Collaborative

Idea Library – Erikson Institute Early Math Collaborative

Mastering the MathRack Book

GPS: Strengthening Number Sense With Number Lines in: Mathematics Teacher: Learning and Teaching PK-12 Volume 116 Issue 9 (2023)

Article – Erikson Institute Early Math Collaborative

Growing Geometric Visual Patterns Linear Relations Rules and Equations Visual Number Talk Prompts

Forefront Education - The Number Sense Lens

Number Sense: Rekenrek Cards & Activities Rekenrek, Kindergarten math activities, Kindergarten worksheets

Try DreamBox Math Lessons! Over 2,000 K-8 Math Lessons