Question

why does boomerangs come back??

Answer 1

Due to a phenomenon know gyroscopic precision, it has two wings which will lift it and it comes back

Answer 2

“This is due to the wings' airfoil shape, their angle of attack and the possible addition of beveling on the underside of the wings.” But a phenomenon known as gyroscopic precession is the key to making a returning boomerang come back''...
i hope it help u ,