This was A lot of fun and I had trouble stopping.  I have included some of my experiments here and will add a few more soon.

Baking Paper:

Cling Wrap:

Wax (My favourite- I cheated and put salt on it too!):

Salt and More:

I used Pasta, Linseeds, Sugar, Coconut, Water Crystals and salt!

I have also had a go at bubbles, ribbons and tissue paper but need to take some photos in the daylight!

Okay, here are some more:

Bubbles:

Tissue Papers:

Ribbons (with some masking tape):

 Ribbons: