It contains over 40 items – hammer, glass tubes, anvil, chemicals, lamp, blowpipe, etc. – a field laboratory for analyzing and collecting rock minerals.

There’s a crystal-growing lab that includes a light-up base for kids to display their colorful creations; a gemstone dig kit; and more than 200 specimens to examine to learn about rocks ...

Mega Cyborg Hand ($26.86) Klutz LEGO Gear Bots ($21.06) 5-in-1 Robot Building Set ($59.99) National Geographic Rock Tumbler Set ($64.99) Kidzlabs Crystal Science Kit ($14.48) ...

Deals By Lloyd Coombes published 6 March 2023 We're getting boulder with our rock puns as Amazon gets bolder on its rock tumbler deals, with $15 off this Professional kit from Nat Geo.