“I never thought about it.” She discovered the answer while serving as an instructor for, appropriately enough, Camp Invention. An educational program of the National Inventors Hall of ...

Jun. 1—Camp Invention, an enrichment program for children in grades K-6 organized by the National Inventors Hall of Fame, will return June 10 to Vermilion Elementary School, 1285 Douglas St.

Now picture that device being designed by a prisoner in a German Nazi concentration camp during World War II, with few ...