We love getting fan mail at The Periodic Table of Videos (who doesn't).
But this one went the extra mile.
Seven-year-old Max, from Canada, got in touch with Professor Martyn "Malty?" Poliakoff.
It seems Max is a big fan of our videos, especially our visit to Darmstadt in Germany, where he hopes to visit:
Larger version of Flickr (note the clock like Martyn's)
We've popped this in the post back to Max...
