Adam Robison | Buy at photos.djournal.comMichelle McCarty, a science lab teacher at Parkway Elementary School, holds up a cabbage as she tests the memory of second-graders from Leigh Smith’s class as they visit the MSU Extension Service’s booth during “Go Green Day” Thursday at Ballard Park in Tupelo. Parkway Elementary School has a “Go Green Day” every year to celebrate Earth Day where students learn about recycling and conservation and do related activities. By Emma Crawford Kent Daily Journal TUPELO – At Parkway Elementary School, teachers want their students to care about the world around them. That’s why they’ve made “Go Green Day” an annual event.