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Boundary
Diagram reading is not measurement of an actual rock or scaled instrument operation.
Complete source
Fictional tape diagram has zero, 1, 2, 3, 4 cm marks and a paper label spanning zero to four. Five tick marks bound four intervals.
Id
C11
Invitation
Use large paper steps or pointing to show the measured length.
Next try
Measure a different actual paper strip with a familiar ruler if supervised and wanted; keep its own record.
Ordinary possible response
The span is 4 cm: I count the intervals from zero, not all five marks.
Title
Interval walk on paper
About this resource
Reviewed source editionSource review is complete for this two-week edition. Local suitability and classroom use still need review. Earlier candidate or pending-review words are retained in the original files; full-year coverage, translations and audio are not claimed.
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Exact source: 089d6ac9ec4293ea4b949980b0e79e5cbf08fc82 · 2026-10-13. Source edition, roles and hashes
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