Fifth-grade GATES students at Beechwood Elementary lie on the floor in an experiment Wednesday to see if the circumference of a balloon affects its thrust. The students are, top from left, Mya Chappell, 10, the daughter of Mark and Jen Chappell; Brian McHan, 10, the son of David and Karla McHan; Jesstin Johnson, 10, the son of Jesse and Tracey Johnson; and Matthew Register, 10, the son of Bryan and Penny Register; and bottom from left, Lillie Gluck, 11, the daughter of Steve and Kristin Gluck; Victoria Ross, 11, the daughter of Tommy and Rebecca Suell; and Sydney Wooten, 11, the daughter of Jody and Kathy Wooten. Their teacher is Ann Haden. (Katie Carter*The Vicksburg Post)