From left, Nico Bolli, 10, Nisha Hardman, 9, Jaden Collie, 11, and Ravi Jatania, 11, were up for a day of caving at the Kaniwhaniwha Reserve in Pirongia. Kids today have many more options than kids who grew up in the 1980s, says University of Waikato sport sociology associate professor Dr Holly Thorpe.