Themes - Places -
Easy - Outer Space / School’s Outer Space Club
Medium - Various Flower Species / The Local Library
Hard - Greek Mythology / Your History Teacher’s Personal Computer.
Words -
Easy - Moon, Black-hole, Planet, Meteoroid, Star
Medium - Rose, Dandelion, Hibiscus, Rafflesia, Amaryllis
Hard - Zeus, Artemis, Tartarus, Daedalus, Sisyphus