This site has TONS of resources for structured play, beginning literacy activities, and hand-eye coordination broken down by age from birth and through school years. Stoplight Beanbag Toss - I Can Teach My Child! I own bean bags already!
Here's a fun winter garden idea for an especially chilly day. Fill up some balloons with colored water (please use a natural dye). Once frozen, remove the balloon and voilà! You now have giant colored ice marbles in your garden!