Didn't work the best Borax crystal shapes. Dissolve cup borax in jar filled with boiling water. Hang pipe cleaner shapes suspended from popsicle sticks. Let sit overnight. Can add food color to borax solution.
30 Sensational Sharpie Crafts That Will Beautify Your Life DIY - Sharpie Coasters, ceramic tiles (free or very inexpensive at any home store center), rubbing alcohol added with a straw or eyedropper, (for the colors to mix) -- Great inexpensive gifts!