Below classroom floor plan shows the formation of the entire class where the students will sit facing the teacher. As represented in the diagram below, the classroom is over 1,430 sq. ft. and can bring about 209 students and teachers. Instead of creating seating charts for schools on such complex software to use, you can go for EdrawMax Online. This free seating chart maker offers free templates and even lets you save your own symbols that you can use in subsequent templates. With EdrawMax Online, you can share your seating chart with your interior designing team using the built-in share feature. A seating plan is a diagram or a set of written or spoken instructions that determines where people should take their seats. It is widely used on diverse occasions. Seating plans have a wide range of purposes.