Download free printable Earth Day posters to spread awareness! Perfect for classrooms, home, and events. Easy to print, fun ...

To use the guides or gridlines on a PC or Mac: Spacing is very important for posters to be legible and look professional. White space (or negative space) is the design term used for unused space, and ...

Do NOT just select "Standard" or "Widescreen" setting in PowerPoint, the dimensions may not be appropriate for your specific poster size. To change the size of your slide: Open PowerPoint and click on ...