Price Tower Arts Center, Frank Lloyd Wright’s beautiful edifice in Bartlesville, Oklahoma, houses a grand restaurant, hotel and art museum. This Sunday, the museum will host a free, family-friendly event. From noon to 5 p.m., join in the fun in the museum galleries on the 1st floor of Price Tower. There is also an activity for children, as they will make their own Nature Lover’s Treasure Box in conjunction with the current exhibition “Fallingwater en Perspectiva,” world-class paintings by a Spanish artist. For more information, call (918)336-4949. Price Tower is at 510 Dewey Ave.