Cognitive Surplus

Equations that Changed the World Hardcover - Dot Grid

$ 24.95 USD

This deep blue and burnt orange notebook is inspired by the equations that have changed the world. The Pythagorean Theorem, five regular solids, the Theory of Proportions, sphericity of the Earth, are just a few among many scientific and mathematical discoveries credited to the early Greek philosopher Pythagoras. Channel his innovative spirit as you take notes in this hardcover journal from your physics class, graph your findings or keep track of your data.

Dimensions
7" x 9"
Page Count
192 pages (96 sheets)
Paper Type 5mm Dot Grid
Paper Weight 81 gsm
Binding Lay-flat Hardcover
Paper Composition 100% recycled
Printing Soy-based ink
Origin Designed in Oregon
Paper milled in Japan
Assembled responsibly in China

 

For more information on our paper, see the blog.

The textured covers of these notebooks have the feel of old textbooks, and with advanced lay-flat pages, they want to fall open, like a well-loved library book. Go ahead and see for yourself – these are the notebooks your most brilliant ideas have been waiting for.

The Hypothesis series is built with high-quality 100% recycled paper and printed with soy inks, leaving a light footprint. Be inspired to ask the right questions, connect the dots (even when they’re really far apart), and keep pushing humanity forward, so that tomorrow is always brighter than today.

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