Here's a fun craft activity that doubles as a science experiment. It doesn't take too much time to get set up, and kids will have fun checking every few hours to see how the flowers have changed.
It's best to use white flowers, because the colours are more pronounced. Carnations and daisies both work great.
: 24 hours
: Any Age
Colours becoming brighter as time goes on
Copyright 2012,2013,2014 On Topic Media PTY LTD. ABN 18113479226.