Rock collection and crystal growing kits allow kids to participate in the process as rocks and crystals change shapes and colors.
This is the real thing! Heavy duty Rock Tumbler does much more than ordinary rock polishers - it actually changes rough stones into beautiful high-luster semi-precious gemstones. You can even make jewelry and key chains with the settings included in this set. U.L. Listed.
Tumbling machine with heavy duty motor
rough semi-precious stones (including amethyst, jasper, agate and others)
grit
polish
jewelry settings
glue and instruction manual
Ages 10 and up. |
