reducing snack waste

I know we are not doing the food challenge anymore, but this is cool, how something we are doing in grad school, people are doing in pre-school.

http://www.greeneducationfoundation.org/index.php?option=com_content&view=article&id=520&Itemid=241

I do like how they did this too, they measured their trash before doing the experiment, so they could get valid results.

I thought it was cool!