diy dinosaurs excavate dinosaur fossils learning & education toys

1. before excavation, please prepare a piece of paper and place it under the gypsum block, so as to prevent the gypsum powder from scattering around during excavation. then gently chisel the plaster surface with a bamboo stick and start digging. 2. in the process of excavation, please operate carefully and experience the fun of archaeological excavation. when the fossil bones are excavated, please use a brush to clean the powder on the surface of the fossil, and then clean, wipe and dry the excavated fossil bones.