The Class Set of 30 includes 30 Write-on/Wipe-Off maps. The Nevada Write-on/Write-off State Desk Mat – State Map is a powerful educational resource that allows teachers and students to use over and over. The Nevada Write-on/Write-off State Desk Mat – State Map is 11 inches x 17 inches. One side is in color and has several locate and label activities. The other side is black and white that shows major cities, industries, regions and more. The Nevada state map is on a grid (letter and number) where students can plot coordinates of various locations. The map also helps students to understand relative location, state regions, borders, physical features and more! In addition, there are several activities including fill-in-the-blanks, city grid locations, map scales, map key and compass rose. Use a dry-erase pen to wipe clean to use again and again.