Button Gwinnett Elementary students recently participated in the school’s annual science fair. The childrens’ projects covered a range of interesting topics. Students who earned grand-prize ribbons are, from left: third-grader Eduardo Renta-Colon, fourth-grader Adam Scharnagl, first-grader Joshua Duncan, third-grader Nikolas Favors, second-grader Desiah Vicente’, Krystell Sanchez, fourth-grader Daniel Roman, fifth-grader Damian Lustiano and fifth-grader Marjare Fotu.