Hooray for Earth! Eco-friendly finger painting My baby loves to shove his hands into, well, anything, but is especially fascinated by finger paints. Inhabitots suggests we go green with Livos vegan and chemical-free finger paints, or make our own — recipe included. Visit a botanical garden Checking out nature has the added benefit of mesmerizing your baby. My son looks up at tree leaves blowing in the breeze with such wonder, I feel like he’s discovered the key to the universe. Perhaps he has. Blow your own bubbles Babies love to watch bubbles floating through the air. Instead of buying a new plastic bottle today, make your own using this recipe on BabyCenter. Attend or make your own sing-a-long Entertain your baby with a rousing version of This Land Is Your Land or focus on the animals on our planet and belt out Old MacDonald Had a Farm. Don’t worry, your baby doesn’t know if you can sing on key or not. Star gaze Finally, before bedtime, take your baby outdoors to enjoy a good look at the stars and the night sky. It’ll give a whole new meaning to Goodnight, Moon. What will you do with your kids on Earth Day?