Jim Masden, who has been teaching 22 years in the Clark County School District, is seen In his classroom at Tanaka Elementary School in Las Vegas, Friday, July 27, 2018. (Amelia Pak-Harvey/Las Veg …

Jim Masden, who has been teaching 22 years in the Clark County School District, is seen In his classroom at Tanaka Elementary School in Las Vegas, Friday, July 27, 2018. (Amelia Pak-Harvey/Las Vegas Review-Journal)