ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,665, issued on Sept. 8.
"Customizable teaching cuboid" was invented by LaCenia Cheek (Fort Mill, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cuboid teaching tool that provides a display surface along each of its lateral faces, thereby providing a method of teaching children vital contact information in bite-size chunks. Each display surface can provide a portion of the contact information on each of the display surfaces. Each display surface includes an erasable writing surface. Each display surface is slidable along a pair of receiving slots recessed within the respective lateral face. The display surface can move along the receiving slot...