While the salt itself must be green that why the paper gone green. Hope this help.
Filter out the sand using filter paper. Boil away the water. You are left with salt.
use fiter paper
Use paper.
Because the salt dissolves in the water whereas sand does not.
The best way to make such a structure out of paper would be to use paper mache. Make your base and then cover it with your paper mache mixture.
No, you pretty much have to use salt.
make a salt
Be creative! Maybe use a box, or use paper. Possibly model it in clay! Or another fun option could be to make salt dough and make it as you would an ornament. Just keep looking and be creative with it.
They did not use paper they used stones
You use paper mache to make a foot. Your welcome.
Can you use transparent paper to make 3-D glasses?