In White Bear Lake, at the Tamarack Nature Center for kids aged 10-14 (which is so awesome because it is so easy to find stuff for the little ones, and not as easy for the older ones- at least in my experience!)- an Eco-Mystery! From the website "
A wildlife smuggler is on the loose and must be caught before endangered species lose their lives. Tamarack Nature Center seeks dedicated and skilled investigators to decipher the clues left behind! "