Discover the secrets of telling time the way ancient Egyptians did - by the sun! Creating this sundial is almost like making a cake; add cement and water to the mess-free mixing bags, kneed the bag, squeeze stone mixture into mold and decorate with tile, stamps, and plastic gnomon. Makes six 8” sundials. Kit contents: 6 – 8” reusable square stepping stone molds, 20 lbs. cement and 6 mess-free mixing bags, 1 lb. tile, 6 Gnomons, 6 sets of alpha-numeric stamps, 4 patterns, instructions and fun science facts. Some basic household supplies are needed.