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 is a great science craft to teach kids about alternative energy: a solar oven! Harnessing the power of the sun is cool and teaches us about caring for our environment and using renewable resources. Best of all, kids can make a snack they love, nachos
Rainbow Bubble Snakes - Need: Half a waterbottle, rubberband, bubbles (dishsoap/water), food coloring, sock. Steps: Dip sock held by a rubber band on the water bottle in food coloring in dish soap and food coloring and blow. Have fun!