Become an amateur geologist! Use the special included excavation tools to dig out 8 polished genuine gemstones. The young mineral hunters can use the included magnifying glass to examine their new gems up close. Display your finished crystal collection with the included display card. For over 25 years 4M has been specializing in STEM (Science, Technology, Engineering, and Mathematics) kits and toys for curious kids. A leader for educational products that are fun and engaging, your kiddo will get to experiment and build their confidence along the way. When a toy can be creative, inspiring, entertaining, and educational all rolled into one, why that's perfect chemistry! for ages 8 and up contains: 1 plaster block with 8 hidden polished gemstones, 1 digging tool, 1 brush, 1 magnifying glass, 1 display case with cover and base card, 1 pouch, and detailed instructions with fun facts plaster block measures 10cm comes with a gemstone identification card the crystals included may vary and are approximately 10-20mm

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