Cognitive Surplus
Equations that Changed the World-Pencil Case
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The Pythagorean Theorem, Einstein’s Theory of Relativity, The Law of Gravity … the list goes on. These are some of the mathematical equations that fundamentally changed our understanding of the world. Ponder them while packing your calculator, protractor, abacus, or whatever tools help you solve the problems of the day.
Width | 10" |
Height | 6" |
Gusset | 2" |
Closure | Zipper |
Origin | Designed in Oregon, Built internationally |
Material | 100% Recycled cotton |
Lining | 100% Recycled cotton |
Care | Machine wash cold, Tumble dry low |