stay in the background and it's nice to kind of push them into the center in. she hopes her project will inspire other people to visit grandma was in the countries they live in and preserve their recipes and charms for generations to come. when artist take to using a pen they usually do it on paper but when it's a three d. pens then there are other options like painting in thin air and that is what german artist mark brewer and as he began experimenting with this method not that long ago and since then has created a unique body of work but we join him now in his studio where he shows us how the technique works. fine threads strung on to releve twenty frames each a fragment of the entire work. from the right perspective the three d.