Introduction: The introduction to the curriculum provides essential background and orientation to the lessons.

Positive Integers: In this unit students will use Cuisenaire rods to construct number lines with positive integers.

Negative Integers: In this unit students will use Cuisenaire rods to explore negative numbers.

Fractions: In this unit students will use the number line in conjunction with Cuisenaire rods to understand and place fractions on the number line.

Download Curriculum: This link provides various options for downloading the LMR teacher guide and associated resources (transparencies, worksheets, and homework masters).

Manipulatives: This page provides options for purchasing Cuisenaire rods for use in LMR lessons.

**Who can use the LMR curriculum materials?** The LMR curriculum is free for non-commercial use. Please send any inquiries about commercial use or derived works to lmr@berkeley.edu.