The vivid colors have dropped from the trees. The temperatures have dropped along with the leaves. It is cold enough that fewer kids are running around, but not cold enough for frolicking in snow. Littleton may have found a perfect solution for getting kids running around outside – a good old-fashioned treasure hunt! One by one, the Littleton Police Department has been hiding golden pumpkins around town. Each pumpkin has a golden ticket attached with a prize worth up to $250. Each afternoon they release a clue, and kids all around town scramble to try to find the golden pumpkin. It has been a really fun way to explore around…