Silly Putty Lab

25/05/2011 21:16

 SILLY PUTTY LABORATORY

 Materials:

·         solution of 55% Elmer's glue solution in water

·         solution of 16% sodium borate (Borax) in water

·         food coloring

·         Ziploc bags

Mix together 4 parts of the glue solution with one part of the borax solution. Add food coloring, if desired. Refrigerate the mixture in the sealed bag when not in use.