What, you might ask, is kinetic sand? Why, it’s a mysterious substance that nevertheless feels perpetually wet and sand-like. Could it be considered non-Newtonian? Go ask a scientist. What we know is that it’s a blast to build with and, thankfully, extremely simple to clean up. This set comes with three pounds of the magical substance, six molds, and two hand tools, with which kids can build sandcastles in any season.
