The Mystery of the Economy Borough Silver Mine

by Anya Martin (Author), Anya Martin (Author), Ziva Schmitt (Author), Charlotte Haggerty (Author)

• New

  Paperback
  2019

  $14.75

  Three girls go on a quest to discover the truth of the silver mine legends in their local park. They recruit the help of The Geologists, science superheroes that lead them to discover clay, sandstone, and the riches that lie beneath the ground and in the history of their community.