I was always fascinated with Chemistry. At school, I loved the lab time we got. I would do the assigned experiment quickly, and then would spend the rest of the time inventing my own experiments. I nearly burned down the school lab once, when I was experimenting with the gas tap and ended up creating a ball of fire. It was really impressive but the teacher wasn't very pleased.
For all you chemistry aficionados, here is the periodic table with a twist done in flash. Check it out.
Here is a magic gopher trick, simply amazing (also in flash).