Post di altri Blog

domenica 7 agosto 2016

Smithsonian Rock and Gem Dig, Model: 52046


Contains block with 11 Gemstones & Minerals or Rocks, 1 Mallet, 1 Dowel, 1 pr of goggles, streak plate, Magnifying glass, brush, color poster and instructions.
Test for hardness
Test for streak
Learn how rocks and minerals are formed
Have fun with an archealogical dig
Detailed instructions

Nessun commento:

Post più popolari