to be honest, aliens did it.
albert eintsien
The rock on the top was removed so you could see the sand and they were removed in the shape of the design. Possibly, a heavy object is continuously dragged on the ground or some simply tools to dig slightly on the ground.
why did the people make pictures they couldnt see using the Nazca lines
Nazca lines are unexplainable set of lines in the south America. They are named so due to the tribes who supposedly drew them ( Nazca Indians). These lines make wonderful shapes like that of a humming bird. Most of these lines are so complex that many scientists are baffled on how could this have been drawn, while others are baffled just by the size of these lines.
the Waorani tribe have many different tools and the make many of them some they get from trading.
tehy used tools
The Shawnee tribe made mound tools and tools for hunting and fishing.
horni
they made there tools with wood and sometimes buffalo skin.
they used wood to make weapons
They started by making tools for hunting and fishing
They got their tools by cutting down trees and chopping them up to make weapons and all that other stuff they use as tools.
Rock (which we now know had traces of arsenic)