Homegrown, locally sourced, hypoallergenic, non-GMO falling sand engine. Click around to place sand. You can use the up and down key to change the element placed, if you so desire. values from 1 to 1.9 will place air, 2 to 2.9 will place sand, 3 to 3.9 will place an unmovable wall There are some mouse tracking issues with the rightmost edge so just don't poke around over there i guess CHANGELOG: Feb 1 2026: V1.2 -Released initial version, which has: -sand, -wall, -and air