Usually a bent branch was found and slowly carved/sanded down, using tools made from stone, etc. Different types of boomerangs were made, such as for hunting kangaroos versus hunting eagles, which would change slightly the design. Aboriginal boomerangs were carefully designed, taking into account things like wood grain and air flow.
They use boomerang and womera and all sorts of stuff
make with wood
one, the gale boomerang that you get in the forest temple
they had stons to make it
with animal hides
time travel.
ya mum
no ascourse boomarangs come back to you when you throw them anywhere
with tools
yes
time travel.
They were used to make tipis.