"Tree Mail": Today Rae Rae teaches us all that it is better to "use it again" instead of throwing it away, join Rae Rae as he travels to a glass recycling and manufacturing center that turns old bottles into beautiful objects. "Enviro-Do-And Show" Project: Today's project is a "Use-It-Again Robot" since we have been talking reusing recycled items; Rae Rae thought this would be the perfect project for today. "Critter Connection": Our friends the Cotton Top Tamarin.