Bubble Printing: cup of water, 2 Tablespoons of paint, and a few squirts of dish soap in each container. Blow with a straw into the cup to make lots of bubbles pile up on top of the cup - then press paper to the bubbles so they pop and leave bubble prints
making letters with hot glue gun: wax paper, glue gun, dish soap, and printed words. Place the wax paper over the printed word, cover wax paper with thin layer of dish soap mixed with a tiny bit of water. Trace the letter outline with glue gun.