3D Geometric Puzzles
Can you assemble a 3D geometric puzzle based on crystal structure, from the colourful clear plactic pieces ? Ask for one of the six available types - Amethyst, Calcite, Chrysophase, Quartz, Tanzanite or Zincite. Suitable for adult or child aged 8+, see website Puzzles page for more. Say which you want in Order Notes. - more.