4If you want to boost kids' awareness of the environment, these 20 colorful stickers are a good start --simple reminders that the planet needs everyone's help to survive. The set includes a smiling sun, dove in flight, winged heart, and peace symbol. Plus, there are ecology slogans such as "Save the Rainforest," "Extinct is Forever," "Earth Day is Every Day," and "Love, Protect, Save," decorated with frogs, fish, flowers, and other delights of nature. Apply to notebooks and spread the word!