When you were a kid, did you not ever put your hand out the window on the freeway? You can actually feel the pressure differential lifting your hand up once you get the right angle.
Stick hand out window, tilt hand, feel wind push hand up. Wind hits bottom of hand, pushes it up. That's the main thing, and everyone already gets that if they've ever, like, experienced wind. Play with it a little and you can feel your hand respond a bit differently based on the kind of "shadow" it's casting in the wind. That's the rest of it, more or less. There, airplanes explained, certainly way better and closer to correct than "well you see the top of the wing is longer than the bottom, so Bernoulli's principle is the reason airplanes can fly..."