Youth currently in 4-H are tackling the nation's top issues, from global food security, climate change and sustainable energy to childhood obesity and food safety. 4-H out-of-school programming, in-school enrichment programs, clubs and camps also offer a wide variety of science, engineering, technology and applied math educational opportunities—from agricultural and animal sciences to rocketry, robotics, environmental protection and computer science—to improve the nation's ability to compete in key scientific fields and take on the leading challenges of the 21st century