FREE National Parks Pass for 4th Graders - Every Kid in a Park is a program created so fourth graders and their families could discover our wildlife, resources, and history for free. If you have a child in the 4th grade, your family is eligible for a Free 1 Year National Parks Annual Pass which gives all children under 16 and up to three adults free admission to that normally charge an entrance fee. Click here to read more about the program then follow the instructions to sign up.