Boys are throwing rocks in the river while being photographed boomerang style.
Multiple young men skip rocks and stones in a river outdoors.
Boy throwing stones to skip them across the water on repeat.
Young men are moving around as water splashes before them in a lake.
Multiple people are shown throwing rocks into a lake with the footage rewinding and repeating for comedic effect.
A video is looping people throwing rocks into a river of water.
People are shown skipping rocks in forward and then reverse.
A mimicking repeative motion of people skidding stones over water.
A time lapse video going backward and forward of a boy throwing rocks in a lake.
people skip rocks and the film is stopped and started.