Learn to cut glass and ceramic tiles, set and grout contemporary, usable and decorative mosaics! With this gift certificate you'll get 2 free classes -- a total of 5 hours of instruction -- to learn to work with mosaics! Chromatile artist and teacher Cecilia Kremer's work can be found at Newton Open Studios and in galleries in Newton, Brookline, Cambridge, Wellesly and elsewhere in the greater Boston area. Visit http:/www.chromatile.com for more information.