Winter (played out side in the cold and looked for signs of winter) - talked about the Weather- read books about weather
White - snow talked about things that are white, painted with white on dark paper read books with a white or winter theme to them
washed! water - played in the sink with water and WASHED his brushes, with WARM water.
Whales - read books
Water mellon - did activity pages from confessions of a homeschooler blog- they were free when I got them a few years ago but I think she charges for her kit now. We were going to eat water mellon to but it was not in season :(
he was trying so hard to paint a snow flake and did it to his satisfaction and was super happy about it.