Watching smart people solve problems with their hands is always fun, particularly when you can't figure out what the hell they're doing in the beginning. Here we see a bunch of people traveling through the desert. One of their vehicles becomes bogged down, in fine sand that appears to be the consistency of flour.
This obviously isn't their first rodeo, as they've brought all of the equipment needed to free them: A shovel, rope, webbing, and…an empty sack? Watch and learn how to essentially fight sand with sand: