ROCK & MINERAL COLLECTION Kit with Buffalo Nickel Activity KIt with Over 150+PCS Comes with Identification Sheet EDUCATIONAL DISCOVERY TREASURE KIT SORT, FIND, IDENTIFY Educational: Comes with Color Identification Sheet & Buffalo Nickel Treasure Hunt Activity Rock Kit-Find over 30 Different Rocks & Minerals Teaches how to sort, Group, Identify. Over 600 kits sold! No Fancy Packaging you get more value in Rocks and Minerals not Packaging.Teaches how to sort, Group, Identify. Over 600 kits sold! Fun for the whole family