Guest Blogger: Melanie Haslam Melanie Haslam is the BTSALP Visual Art Specialist at Canyon Elementary School in Cache County.  Follow along step by step as she brings Science, History and Visual Art together with Eco Printing. A big thank you to Melanie for an excellent lesson and blog post!  Supplies: watercolor paper trays for soaking paper a variety of fresh leaves from different plants (any color, but not dry leaves) mordants (I used iron oxide and alum) 2 large tiles (that will fit in a pot) large c-clamps a large pot with a wire rack a heat source (I have […]