SPQ-H4 | Cross-Cutting Concepts
Using the concept of orders of magnitude allows one to understand how a model at one scale relates to a model at another scale.
NGSS Cross-Cutting Concepts
Find free, ready-to-teach resources aligned to SPQ-H4. Designed with teachers and artists, in partnership with STEM researchers.
SPQ-H4 | Cross-Cutting Concepts
Using the concept of orders of magnitude allows one to understand how a model at one scale relates to a model at another scale.
Created with purpose: see how resources connect to this standard.
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Colourful Solutions: Chemical Engineering Dyes to Brighten Lives

Students will learn to think like chemical engineers as they delve into the dye technologies that allow us to express ourselves through colourful clothing. They will read and discuss complex texts, analyse concept maps and graphs, and develop an appreciation for indigenous (Māori) dye technology.
Alignment summary( Target)
Lesson 3
Part 3 involves students grappling with how 3 technologies' prices scale differently as production increases. This involves understanding the changing unit scales (by an order of 10; i.e. a logarithmic scale) as displayed on a graph.
Included resources
3 lessons and 3 supporting media items.

Lesson 1
Supporting videos

Lesson 2

Lesson 3
Supporting videos
