— For the second year in a row, Pedernales Electric Cooperative (PEC) hosted campers and parents from across the cooperative’s coverage area on June 21 for a day of free learning and fun at the coop’s headquarters in Johnson City, according to a news release. More than 150 people, including 70 campers in kindergarten through third grade, attended PEC’s Camp Save-a-Watt Solar Car Derby. Attendees had the opportunity to learn about solar energy from PEC experts, as well as build and race solar cars.