Experiment Set - Tin Hedgehog

With the experiment set «Eureka», the child will learn about the amazing properties of substances, conduct an exciting experiment, and surprise friends.
«Tin Hedgehog» — is a bright demonstration chemical experiment for creating crystals.
Simple Instructions

Take out the transparent solution of tin... chloride from the set.
Place a piece of zinc into the solution.
Observe the growth of the metallic hedgehog! In just a few minutes, you will see tin needles on the zinc.

Result. The reaction between zinc and tin chloride, resulting in the formation of tin. It precipitates from the solution in the form of needles directly on the surface of the zinc granule.
The experiment set is intended for children over 4 years old. Children should conduct experiments only under adult supervision.