Show the world that you love astronomy! This design features glow-in-the-dark stars in the positions they will be in the sky when looking north from Portland, Oregon, at 9:30pm on Tuesday, September 16, including constellations such as Ursa Major and Minor, Draco, and Cassiopeia. There’s also a new, special pint glass-shaped constellation that is sure to help when navigating by the night sky.

“Molecules” is the long-awaited sequel to Theodore Gray’s bestselling book and revolutionary iPad app, “The Elements.” Featuring the same style of breathtaking photography as “The Elements” and Gray’s trademark exhilarating prose, Molecules explores hundreds of the most interesting, unusual, and surprising chemical bonds and how they form to make up all of the stuff in the world.

This book contains evidence-based information on using cannabis for ailments and conditions, plus a comprehensive guide to the most popular varieties.