standard_description: Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram.
problem_activity: Stage 2: Factors 1–5
Required Preparation
Materials to Gather
Colored pencils, crayons, or markers
Number cubes
Paper clips
Materials to Copy
Blackline Masters
Rectangle Rumble Stage 2 Grid
Rectangle Rumble Stage 2 Spinner

Narrative
Students generate factors with a number cube and a spinner with the numbers 1–5. Students use a
\(15 \times 15\)
grid.
Additional Information
Each group of students need a paper clip, a number cube, and two different color writing utensils.


aligns: no