Sampling Squares, Easily Quantify The Results Of High School Field Studies, Each

Details:

Four pvc legs connected with two pvc t-connectorslightweight, plastic device cleanly and quickly marks off either one-quarter square meter (0.25M2) or one square meter (1.0M2)when unfolded, it pops into place using a durable shock cord inside the pvc pipe legst-connectors allow the frame to sink for use in water studiescollapsible for transport and storageshock cord is contained inside the pipe leg