there hands
Jade
Stone tools made of basalt were likely used to carve and shape the Easter Island statues. The Rapa Nui people would have used chisels, adzes, and other sharp-edged implements to work the hard volcanic rock into the iconic moai statues.
They kept there calenders on a stone stelae a type of monument.
stonemasons!
UNLESS
Aslan brought the stone statues to life by breathing upon the stone.
they had leather straps and pulled it
Easter Island is certainly remote and has lots of stone statues. There are some islands that are even more remote, but they have no stone statues.
their calendar
If you carve it, then probably.
A Huge black stone
because it was the richual