Edu-ToysRock Tumbler Refill Kit

All the grinding powder you need to turn rocks into gems

Includes half pound of rocks

Jewelry making components include: 18" necklace chain, 4 adjustable rings, 3 key chains and 3 pairs of hanging ear ring wires

Components also include 12 setting holders in 3 styles, 12 jump ring connectors and glue

Rock to "Gem" in about a month

From Elenco Electronics, the same company that brought you snap Circuits

From the Manufacturer; Build your own solar-powered walking robot astronaut. Learn about solar cells, how motors and automotive transmissions work. Easy to follow instructions. Kit includes a solar cell, plastic body, gears, shafts, motor and all necessary parts. This kit also has the option to be powered by one AA battery, just switch from solar power.
Brand: Elenco, Model: EDU-36925