Avocado's Constant Chemistry Teacher Gift

This Avocado's Constant coaster would make the perfect gift to show your appreciation to a chemistry or science teacher.

The coaster is a play on words of Avogadro's Constant. Making this Avocado's Constant coaster a funny pun gift. 

This laser engraved chemistry/science teacher gift would make the perfect Christmas or end of year gift.

Please note the coasters are made from 100% natural stone, because of this there will be some irregularities on the surface/around the edges. Each coaster has pads on the bottom to protect your furniture.