There are three primary states of matter: solid, liquid, and that was my brother Published February 20, 2012 at 1200 × 900 in There are three principal states of matter: solid-state, liquid-state, and that was my brother baby boys sam and max sit in Boppy Newborn Loungers under a play structure with dangling toys. Sam in the foreground appears to be talking. Share:Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Twitter (Opens in new window)