InventHelp Inventors Develop New Magnetic Marker Cap (CTK-1684)

PITTSBURGH, July 13, 2026 /PRNewswire/ -- "We wanted to create a fun and safe way for children to secure their marker caps when drawing," said a family of inventors, from Statesboro, Ga., "so we invented the MAGNETIC MARKER CAP. Our design also offers a creative place to keep markers when...