Equations That Changed the World Shoulder Tote Music insects have more species than

insects have more species than all other land animals put together

our mythology

Use this steel blue Aeronautical Engineering notebook to run calculations or draw up plans for new aircraft

five regular solids

Modern science has revealed what people all around the world have known for centuries – tea is amazing

Equations That Changed the World Shoulder Tote Music insects have more species thanShow off your mathematical prowess with this deep blue and gold shoulder tote that celebrates some of the great equations that changed the world. Use it to carry your TI 89, a notebook for impromptu proofs, your favorite math text and a draft of your dissertation. This canvas bag is reversible so you can wear it with the printed design on the outside or the inside two bags in one!