From “Sesame Street” to “Yellowstone,” Pete Sands has been part of some big projects in film. However, through his experience, something has been bothering him about his culture in the Navajo Nation.”I ran into a lot of people about how the language was dying on the reservation,” Sands said. “I was working on the reservation at the time, the Navajo Reservation.”The filmmaker says he’s noticed this trend over time where younger generations are forgetting about their roots. So, he decided to create something everlasting to preserve his heritage called “Navajo Highways.””It just clicked one day where it’s like, you know, I can engage the youth with puppetry,” Sands said.This project has been in the works for four years now, and season one is finally almost done — releasing in the spring. “It’s not just meant for kids, but those who want to learn even just the basics of Navajo introduction …