Fire and Sand.
glass+void
glass+water
fire and sand
fabric+glass=cellophane
House + Glass = Skyscraper
Use the void and glass
sand + glass to make the hourglass
Fire and Sand.
You mix house+glass=skyscraper to make house is to bricks+cement =house
sorry, no time (haha) but: clock = sand + glass
glass light
Mix void and glass. Void+glass=light bulb