The Prime Radicals Season 1 Episode 13 Rule of Thumb: Approximation
- TV-G
- May 1, 2017
- 14 min
Major concepts: defining a measurement unit; non-standard measurement units; non-standard measure; indirect measure (such as "a head taller") and estimates using referents. The notion of proportion is introduced using visual non-standard relationships within the human body that have been used for centuries by artists and designers.