The History of Copper
The Dream Issue
Copper was one of the first metals humans ever used, marking such an important moment in history that we named an entire period after it: the Copper Age.
Copper was one of the first metals humans ever used, marking such an important moment in history that we named an entire period after it: the Copper Age.
Explore how caves form, where the water and minerals come from, and some of the most amazing mineral-rich caves ever discovered.
When exploring, watch out for things with wings: flies, wasps and bees.
Learn the basic ways to make a fire, the tools you can use, and a few cool ways to stack the logs.