Are you talking about these?
http://www.hometrainingtools.com/product.asp?pn=KT-YROCKS&bhcd2=1254151976
http://www.hometrainingtools.com/product.asp?pn=KT-YROCKS&bhcd2=1254151976
I've seen rockhound and dinosaur kits designed for kids. The rockhound kits typically have geodes while the dinosaur kits will have a plastic dino skeleton encased in some sort of matrix. The kits come with a rock hammer and instructions. Has anyone looked at those hammers?
Last edited: