woodchurch science

use this to compare atoms (and other things) to the size of a coffee bean or a grain of rice (slide the thing at the bottom).
http://learn.genetics.utah.edu/content/begin/cells/scale/

for every answer you get right on this site (www.freerice.com) you donate 10 grains of rice through the world food programme to starving nations. so get learning and get giving. you can change the subject (there’s a chemistry one for naming the element symbols) perfect for revising 8e.

really good website from nottingham university showing short video clips about each element. includes some of the rarer ones. unfortunately blocked in school but well worth a visit at home. thanks to mr rogers for the link.