Free Entrance Into National Parks All WeekThis Earth Day freebie will really help you celebrate the Earth! Go out to almost 400 national parks this week and you don't have to pay an entrance fee. Free Earth Day Coloring PagesPrintable Earth Day coloring pages that the kids will love. Earth Day Word SearchesThese Earth Day word searches are free to print and use at home or in the classroom. What a great freebie that teaches kids about Earth Day! Free Online Earth Day GamesThe kids won't be able to stop playing this fun and free online Earth Day games. Free Earth Day WorksheetsEducational Earth Day worksheets that are free for you to print.