options: Measure areas by counting unit squares (square cm, square m, square in, square ft, and improvised units).

Relate area to the operations of multiplication and addition.

Recognize area as an attribute of plane figures and understand concepts of area measurement.
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.


correct_option_index: 1