Avogadro's Number BraceletAvogadro's constant: "the number of elementary entities per mole of substance". It's a big number which is to say, there's a lot of stuff in the universe. Wear a piece of it with this hand stamped bracelet. Available in aluminum or brass, it is sturdy enough to last for years and years. (Note that hand stamped lettering varies a little, so yours will be charmingly unique.) Perfect for: Chemists of all types Molecular biologists Science teachers Mole

Gosling's work was likewise uncited

It comes on your choice of a sterling or steel chain

helpful little fishy

Life is one big optimization problem

this pewter heart was small-batch cast from a hand-carved model

Entomologists

then this DNA necklace is for you

Dinosaur fanatics

These delightful brain hemispheres were hand-carved and cast in genuine pewter

whose remarkable

does not naturally develop a patina

The pendant hangs from your choice of a 24 inch gunmetal chain or an adjustable black leather cord with ceramic beads