What is a Mosaic?
You make the simplest kind of mosaic by taking a lot of black and white pebbles and arranging them on a bed of wet cement on the floor so that they make some sort of pattern, like a checkerboard or a line of black around the outside of the room.
A mosaic floor from the Roman baths of Caracalla
Mosaics (Step-By-Step Children's Crafts Series), by Michelle Powell (2001). How to make your own mosaics using easily available materials, for kids.
Ancient Mosaics, by Roger Ling (1998). A look not only at the mosaics themselves, but also why people made them, who made them, and how.