Cravenstreet1 says... You could resolve the science gap between the US and the rest of the world. 9:38AM Aug 24th 2016

h141ruj says... This is the funniest, coolest and sexiest video ever. You should make a series! If only you were my science teacher when I was at school - heck - why not come and teach me about the birds and bees right now? Fab, fab, fab... 4:54PM Oct 6th 2014

deabeele says... omg! your is super intelligent! i love your video, you must be a most comment in this! wooooooooww your piercing's make me hooot hahahaa i love you girl .. kises 3:02PM Aug 3rd 2010

lesterlong says... very cool but h2o is as you said 2 hydrogen molecules but not one water molecule its one oxygen molecule. 3:48PM Jun 23rd 2010

SZUPLOT says... Sophie, oh, super gorgeous, you're a stunnig girl. I like your video, thank you. 12:44PM Jun 23rd 2010