How do you get up off the ground from your back?

Answer 1

you roll over, put knees and hands down to hold you up. and PUSH

no, not like child labor. it might also depend what your weight and measure of gravitational pull, therefore the possibility is endless

Answer 2

You could jump, swing on a tire, fly in an airplane or other flying device. Jumping off of a building or other device without a bungie cord is not recommended.

Answer 3

Humans cannot fly naturally, only with the assistance of machines