We have been looking at mm, cm, m, ml, l, g and kg over the past couple of weeks.  Here are some measurement websites to have a look at!

http://www.ictgames.com/weight.html

http://www.bgfl.org/bgfl/custom/resources_ftp/client_ftp/ks2/maths/measures/index.htm

http://www.funbrain.com/measure/

http://www.topmarks.co.uk/maths-games/hit-the-button