Join Team Recycle and discover how to make the planet cleaner and healthier. Four kids and a dog guide young readers through word searches, mazes, cryptograms, and other puzzles that provide fun facts about Earth Day and offer ideas for recycling, conserving energy, and making "green" practices part of everyday life. Free Teacher's Manual available. Grades: 3-5. Boost: Seriously Fun Learning! Keeping children entertained and engaged is the key to learning, and the Boost series offers a wide range of fun-filled coloring and activity books that help teach a variety of basic skills. Each title is targeted to a specific grade range and carefully aligned with the Common Core State Standards, which are listed at the bottom of each page.