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Interactive

Pbs Nova: How Big Were They?

Curated by ACT

Use the virtual scale to find out how much the Egyptian Obelisk weighs in elephants. Also, learn other interesting facts about the obelisks.

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Additional Tags
estimating pounds, estimating pounds practice, estimating weight, measuring weight, tons, nova, pbs, customary units of measurement
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Classroom Considerations
  • Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)